WIP: run clang-format-js on lots of things

chrome/browser/resources/md_downloads/crisper.js

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-function assert(condition,opt_message){if(!condition){var message="Assertion failed";if(opt_message)message=message+": "+opt_message;var error=new Error(message);var global=function(){return this}();if(global.traceAssertionsForTesting)console.warn(error.stack);throw error}return condition}function assertNotReached(opt_message){assert(false,opt_message||"Unreachable code hit")}function assertInstanceof(value,type,opt_message){if(!(value instanceof type)){assertNotReached(opt_message||"Value "+value+" is not a[n] "+(type.name||typeof type))}return value}
+function assert(condition, opt_message) {
+  if (!condition) {
+    var message = "Assertion failed";
+    if (opt_message)
+      message = message + ": " + opt_message;
+    var error = new Error(message);
+    var global = function() {
+      return this
+    }();
+    if (global.traceAssertionsForTesting)
+      console.warn(error.stack);
+    throw error
+  }
+  return condition
+}
+function assertNotReached(opt_message) {
+  assert(false, opt_message || "Unreachable code hit")
+}
+function assertInstanceof(value, type, opt_message) {
+  if (!(value instanceof type)) {
+    assertNotReached(
+        opt_message ||
+        "Value " + value + " is not a[n] " + (type.name || typeof type))
+  }
+  return value
+}
 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-function PromiseResolver(){this.resolve_;this.reject_;this.promise_=new Promise(function(resolve,reject){this.resolve_=resolve;this.reject_=reject}.bind(this))}PromiseResolver.prototype={get promise(){return this.promise_},set promise(p){assertNotReached()},get resolve(){return this.resolve_},set resolve(r){assertNotReached()},get reject(){return this.reject_},set reject(s){assertNotReached()}};
+function PromiseResolver() {
+  this.resolve_;
+  this.reject_;
+  this.promise_ = new Promise(function(resolve, reject) {
+    this.resolve_ = resolve;
+    this.reject_ = reject
+  }.bind(this))
+}
+PromiseResolver.prototype = {
+  get promise() {
+    return this.promise_
+  },
+  set promise(p) {
+    assertNotReached()
+  },
+  get resolve() {
+    return this.resolve_
+  },
+  set resolve(r) {
+    assertNotReached()
+  },
+  get reject() {
+    return this.reject_
+  },
+  set reject(s) {
+    assertNotReached()
+  }
+};
 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-var global=this;var WebUIListener;var cr=cr||function(){"use strict";function exportPath(name,opt_object,opt_objectToExportTo){var parts=name.split(".");var cur=opt_objectToExportTo||global;for(var part;parts.length&&(part=parts.shift());){if(!parts.length&&opt_object!==undefined){cur[part]=opt_object}else if(part in cur){cur=cur[part]}else{cur=cur[part]={}}}return cur}function dispatchPropertyChange(target,propertyName,newValue,oldValue){var e=new Event(propertyName+"Change");e.propertyName=propertyName;e.newValue=newValue;e.oldValue=oldValue;target.dispatchEvent(e)}function getAttributeName(jsName){return jsName.replace(/([A-Z])/g,"-$1").toLowerCase()}var PropertyKind={JS:"js",ATTR:"attr",BOOL_ATTR:"boolAttr"};function getGetter(name,kind){switch(kind){case PropertyKind.JS:var privateName=name+"_";return function(){return this[privateName]};case PropertyKind.ATTR:var attributeName=getAttributeName(name);return function(){return this.getAttribute(attributeName)};case PropertyKind.BOOL_ATTR:var attributeName=getAttributeName(name);return function(){return this.hasAttribute(attributeName)}}throw"not reached"}function getSetter(name,kind,opt_setHook){switch(kind){case PropertyKind.JS:var privateName=name+"_";return function(value){var oldValue=this[name];if(value!==oldValue){this[privateName]=value;if(opt_setHook)opt_setHook.call(this,value,oldValue);dispatchPropertyChange(this,name,value,oldValue)}};case PropertyKind.ATTR:var attributeName=getAttributeName(name);return function(value){var oldValue=this[name];if(value!==oldValue){if(value==undefined)this.removeAttribute(attributeName);else this.setAttribute(attributeName,value);if(opt_setHook)opt_setHook.call(this,value,oldValue);dispatchPropertyChange(this,name,value,oldValue)}};case PropertyKind.BOOL_ATTR:var attributeName=getAttributeName(name);return function(value){var oldValue=this[name];if(value!==oldValue){if(value)this.setAttribute(attributeName,name);else this.removeAttribute(attributeName);if(opt_setHook)opt_setHook.call(this,value,oldValue);dispatchPropertyChange(this,name,value,oldValue)}}}throw"not reached"}function defineProperty(obj,name,opt_kind,opt_setHook){if(typeof obj=="function")obj=obj.prototype;var kind=opt_kind||PropertyKind.JS;if(!obj.__lookupGetter__(name))obj.__defineGetter__(name,getGetter(name,kind));if(!obj.__lookupSetter__(name))obj.__defineSetter__(name,getSetter(name,kind,opt_setHook))}var uidCounter=1;function createUid(){return uidCounter++}function getUid(item){if(item.hasOwnProperty("uid"))return item.uid;return item.uid=createUid()}function dispatchSimpleEvent(target,type,opt_bubbles,opt_cancelable){var e=new Event(type,{bubbles:opt_bubbles,cancelable:opt_cancelable===undefined||opt_cancelable});return target.dispatchEvent(e)}function define(name,fun){var obj=exportPath(name);var exports=fun();for(var propertyName in exports){var propertyDescriptor=Object.getOwnPropertyDescriptor(exports,propertyName);if(propertyDescriptor)Object.defineProperty(obj,propertyName,propertyDescriptor)}}function addSingletonGetter(ctor){ctor.getInstance=function(){return ctor.instance_||(ctor.instance_=new ctor)}}function makePublic(ctor,methods,opt_target){methods.forEach(function(method){ctor[method]=function(){var target=opt_target?document.getElementById(opt_target):ctor.getInstance();return target[method+"_"].apply(target,arguments)}})}var chromeSendResolverMap={};function webUIResponse(id,isSuccess,response){var resolver=chromeSendResolverMap[id];delete chromeSendResolverMap[id];if(isSuccess)resolver.resolve(response);else resolver.reject(response)}function sendWithPromise(methodName,var_args){var args=Array.prototype.slice.call(arguments,1);var promiseResolver=new PromiseResolver;var id=methodName+"_"+createUid();chromeSendResolverMap[id]=promiseResolver;chrome.send(methodName,[id].concat(args));return promiseResolver.promise}var webUIListenerMap={};function webUIListenerCallback(event,var_args){var eventListenersMap=webUIListenerMap[event];if(!eventListenersMap){return}var args=Array.prototype.slice.call(arguments,1);for(var listenerId in eventListenersMap){eventListenersMap[listenerId].apply(null,args)}}function addWebUIListener(eventName,callback){webUIListenerMap[eventName]=webUIListenerMap[eventName]||{};var uid=createUid();webUIListenerMap[eventName][uid]=callback;return{eventName:eventName,uid:uid}}function removeWebUIListener(listener){var listenerExists=webUIListenerMap[listener.eventName]&&webUIListenerMap[listener.eventName][listener.uid];if(listenerExists){delete webUIListenerMap[listener.eventName][listener.uid];return true}return false}return{addSingletonGetter:addSingletonGetter,createUid:createUid,define:define,defineProperty:defineProperty,dispatchPropertyChange:dispatchPropertyChange,dispatchSimpleEvent:dispatchSimpleEvent,exportPath:exportPath,getUid:getUid,makePublic:makePublic,PropertyKind:PropertyKind,addWebUIListener:addWebUIListener,removeWebUIListener:removeWebUIListener,sendWithPromise:sendWithPromise,webUIListenerCallback:webUIListenerCallback,webUIResponse:webUIResponse,get doc(){return document},get isMac(){return/Mac/.test(navigator.platform)},get isWindows(){return/Win/.test(navigator.platform)},get isChromeOS(){return/CrOS/.test(navigator.userAgent)},get isLinux(){return/Linux/.test(navigator.userAgent)},get isAndroid(){return/Android/.test(navigator.userAgent)},get isIOS(){return/iPad|iPhone|iPod/.test(navigator.platform)}}}();
+var global = this;
+var WebUIListener;
+var cr = cr || function() {
+  "use strict";
+  function exportPath(name, opt_object, opt_objectToExportTo) {
+    var parts = name.split(".");
+    var cur = opt_objectToExportTo || global;
+    for (var part; parts.length && (part = parts.shift());) {
+      if (!parts.length && opt_object !== undefined) {
+        cur[part] = opt_object
+      } else if (part in cur) {
+        cur = cur[part]
+      } else {
+        cur = cur[part] = {}
+      }
+    }
+    return cur
+  }
+  function dispatchPropertyChange(target, propertyName, newValue, oldValue) {
+    var e = new Event(propertyName + "Change");
+    e.propertyName = propertyName;
+    e.newValue = newValue;
+    e.oldValue = oldValue;
+    target.dispatchEvent(e)
+  }
+  function getAttributeName(jsName) {
+    return jsName.replace(/([A-Z])/g, "-$1").toLowerCase()
+  }
+  var PropertyKind = {JS: "js", ATTR: "attr", BOOL_ATTR: "boolAttr"};
+  function getGetter(name, kind) {
+    switch (kind) {
+      case PropertyKind.JS:
+        var privateName = name + "_";
+        return function() {
+          return this[privateName]
+        };
+      case PropertyKind.ATTR:
+        var attributeName = getAttributeName(name);
+        return function() {
+          return this.getAttribute(attributeName)
+        };
+      case PropertyKind.BOOL_ATTR:
+        var attributeName = getAttributeName(name);
+        return function() {
+          return this.hasAttribute(attributeName)
+        }
+    }
+    throw "not reached"
+  }
+  function getSetter(name, kind, opt_setHook) {
+    switch (kind) {
+      case PropertyKind.JS:
+        var privateName = name + "_";
+        return function(value) {
+          var oldValue = this[name];
+          if (value !== oldValue) {
+            this[privateName] = value;
+            if (opt_setHook)
+              opt_setHook.call(this, value, oldValue);
+            dispatchPropertyChange(this, name, value, oldValue)
+          }
+        };
+      case PropertyKind.ATTR:
+        var attributeName = getAttributeName(name);
+        return function(value) {
+          var oldValue = this[name];
+          if (value !== oldValue) {
+            if (value == undefined)
+              this.removeAttribute(attributeName);
+            else
+              this.setAttribute(attributeName, value);
+            if (opt_setHook)
+              opt_setHook.call(this, value, oldValue);
+            dispatchPropertyChange(this, name, value, oldValue)
+          }
+        };
+      case PropertyKind.BOOL_ATTR:
+        var attributeName = getAttributeName(name);
+        return function(value) {
+          var oldValue = this[name];
+          if (value !== oldValue) {
+            if (value)
+              this.setAttribute(attributeName, name);
+            else
+              this.removeAttribute(attributeName);
+            if (opt_setHook)
+              opt_setHook.call(this, value, oldValue);
+            dispatchPropertyChange(this, name, value, oldValue)
+          }
+        }
+    }
+    throw "not reached"
+  }
+  function defineProperty(obj, name, opt_kind, opt_setHook) {
+    if (typeof obj == "function")
+      obj = obj.prototype;
+    var kind = opt_kind || PropertyKind.JS;
+    if (!obj.__lookupGetter__(name))
+      obj.__defineGetter__(name, getGetter(name, kind));
+    if (!obj.__lookupSetter__(name))
+      obj.__defineSetter__(name, getSetter(name, kind, opt_setHook))
+  }
+  var uidCounter = 1;
+  function createUid() {
+    return uidCounter++
+  }
+  function getUid(item) {
+    if (item.hasOwnProperty("uid"))
+      return item.uid;
+    return item.uid = createUid()
+  }
+  function dispatchSimpleEvent(target, type, opt_bubbles, opt_cancelable) {
+    var e = new Event(type, {
+      bubbles: opt_bubbles,
+      cancelable: opt_cancelable === undefined || opt_cancelable
+    });
+    return target.dispatchEvent(e)
+  }
+  function define(name, fun) {
+    var obj = exportPath(name);
+    var exports = fun();
+    for (var propertyName in exports) {
+      var propertyDescriptor =
+          Object.getOwnPropertyDescriptor(exports, propertyName);
+      if (propertyDescriptor)
+        Object.defineProperty(obj, propertyName, propertyDescriptor)
+    }
+  }
+  function addSingletonGetter(ctor) {
+    ctor.getInstance = function() {
+      return ctor.instance_ || (ctor.instance_ = new ctor)
+    }
+  }
+  function makePublic(ctor, methods, opt_target) {
+    methods.forEach(function(method) {
+      ctor[method] = function() {
+        var target = opt_target ? document.getElementById(opt_target) :
+                                  ctor.getInstance();
+        return target[method + "_"].apply(target, arguments)
+      }
+    })
+  }
+  var chromeSendResolverMap = {};
+  function webUIResponse(id, isSuccess, response) {
+    var resolver = chromeSendResolverMap[id];
+    delete chromeSendResolverMap[id];
+    if (isSuccess)
+      resolver.resolve(response);
+    else
+      resolver.reject(response)
+  }
+  function sendWithPromise(methodName, var_args) {
+    var args = Array.prototype.slice.call(arguments, 1);
+    var promiseResolver = new PromiseResolver;
+    var id = methodName + "_" + createUid();
+    chromeSendResolverMap[id] = promiseResolver;
+    chrome.send(methodName, [id].concat(args));
+    return promiseResolver.promise
+  }
+  var webUIListenerMap = {};
+  function webUIListenerCallback(event, var_args) {
+    var eventListenersMap = webUIListenerMap[event];
+    if (!eventListenersMap) {
+      return
+    }
+    var args = Array.prototype.slice.call(arguments, 1);
+    for (var listenerId in eventListenersMap) {
+      eventListenersMap[listenerId].apply(null, args)
+    }
+  }
+  function addWebUIListener(eventName, callback) {
+    webUIListenerMap[eventName] = webUIListenerMap[eventName] || {};
+    var uid = createUid();
+    webUIListenerMap[eventName][uid] = callback;
+    return {
+      eventName: eventName, uid: uid
+    }
+  }
+  function removeWebUIListener(listener) {
+    var listenerExists = webUIListenerMap[listener.eventName] &&
+        webUIListenerMap[listener.eventName][listener.uid];
+    if (listenerExists) {
+      delete webUIListenerMap[listener.eventName][listener.uid];
+      return true
+    }
+    return false
+  }
+  return {
+    addSingletonGetter: addSingletonGetter, createUid: createUid,
+        define: define, defineProperty: defineProperty,
+        dispatchPropertyChange: dispatchPropertyChange,
+        dispatchSimpleEvent: dispatchSimpleEvent, exportPath: exportPath,
+        getUid: getUid, makePublic: makePublic, PropertyKind: PropertyKind,
+        addWebUIListener: addWebUIListener,
+        removeWebUIListener: removeWebUIListener,
+        sendWithPromise: sendWithPromise,
+        webUIListenerCallback: webUIListenerCallback,
+        webUIResponse: webUIResponse, get doc(){return document},
+        get isMac(){return /Mac/.test(navigator.platform)},
+        get isWindows(){return /Win/.test(navigator.platform)},
+        get isChromeOS(){return /CrOS/.test(navigator.userAgent)},
+        get isLinux(){return /Linux/.test(navigator.userAgent)},
+        get isAndroid(){return /Android/.test(navigator.userAgent)},
+        get isIOS() {
+      return /iPad|iPhone|iPod/.test(navigator.platform)
+    }
+  }
+}();
 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-cr.define("cr.ui",function(){function decorate(source,constr){var elements;if(typeof source=="string")elements=cr.doc.querySelectorAll(source);else elements=[source];for(var i=0,el;el=elements[i];i++){if(!(el instanceof constr))constr.decorate(el)}}function createElementHelper(tagName,opt_bag){var doc;if(opt_bag&&opt_bag.ownerDocument)doc=opt_bag.ownerDocument;else doc=cr.doc;return doc.createElement(tagName)}function define(tagNameOrFunction){var createFunction,tagName;if(typeof tagNameOrFunction=="function"){createFunction=tagNameOrFunction;tagName=""}else{createFunction=createElementHelper;tagName=tagNameOrFunction}function f(opt_propertyBag){var el=createFunction(tagName,opt_propertyBag);f.decorate(el);for(var propertyName in opt_propertyBag){el[propertyName]=opt_propertyBag[propertyName]}return el}f.decorate=function(el){el.__proto__=f.prototype;el.decorate()};return f}function limitInputWidth(el,parentEl,min,opt_scale){el.style.width="10px";var doc=el.ownerDocument;var win=doc.defaultView;var computedStyle=win.getComputedStyle(el);var parentComputedStyle=win.getComputedStyle(parentEl);var rtl=computedStyle.direction=="rtl";var inputRect=el.getBoundingClientRect();var parentRect=parentEl.getBoundingClientRect();var startPos=rtl?parentRect.right-inputRect.right:inputRect.left-parentRect.left;var inner=parseInt(computedStyle.borderLeftWidth,10)+parseInt(computedStyle.paddingLeft,10)+parseInt(computedStyle.paddingRight,10)+parseInt(computedStyle.borderRightWidth,10);var parentPadding=rtl?parseInt(parentComputedStyle.paddingLeft,10):parseInt(parentComputedStyle.paddingRight,10);var max=parentEl.clientWidth-startPos-inner-parentPadding;if(opt_scale)max*=opt_scale;function limit(){if(el.scrollWidth>max){el.style.width=max+"px"}else{el.style.width=0;var sw=el.scrollWidth;if(sw<min){el.style.width=min+"px"}else{el.style.width=sw+"px"}}}el.addEventListener("input",limit);limit()}function toCssPx(pixels){if(!window.isFinite(pixels))console.error("Pixel value is not a number: "+pixels);return Math.round(pixels)+"px"}function swallowDoubleClick(e){var doc=e.target.ownerDocument;var counter=Math.min(1,e.detail);function swallow(e){e.stopPropagation();e.preventDefault()}function onclick(e){if(e.detail>counter){counter=e.detail;swallow(e)}else{doc.removeEventListener("dblclick",swallow,true);doc.removeEventListener("click",onclick,true)}}setTimeout(function(){doc.addEventListener("click",onclick,true);doc.addEventListener("dblclick",swallow,true)},0)}return{decorate:decorate,define:define,limitInputWidth:limitInputWidth,toCssPx:toCssPx,swallowDoubleClick:swallowDoubleClick}});
+cr.define("cr.ui", function() {
+  function decorate(source, constr) {
+    var elements;
+    if (typeof source == "string")
+      elements = cr.doc.querySelectorAll(source);
+    else
+      elements = [source];
+    for (var i = 0, el; el = elements[i]; i++) {
+      if (!(el instanceof constr))
+        constr.decorate(el)
+    }
+  }
+  function createElementHelper(tagName, opt_bag) {
+    var doc;
+    if (opt_bag && opt_bag.ownerDocument)
+      doc = opt_bag.ownerDocument;
+    else
+      doc = cr.doc;
+    return doc.createElement(tagName)
+  }
+  function define(tagNameOrFunction) {
+    var createFunction, tagName;
+    if (typeof tagNameOrFunction == "function") {
+      createFunction = tagNameOrFunction;
+      tagName = ""
+    } else {
+      createFunction = createElementHelper;
+      tagName = tagNameOrFunction
+    }
+    function f(opt_propertyBag) {
+      var el = createFunction(tagName, opt_propertyBag);
+      f.decorate(el);
+      for (var propertyName in opt_propertyBag) {
+        el[propertyName] = opt_propertyBag[propertyName]
+      }
+      return el
+    }
+    f.decorate = function(el) {
+      el.__proto__ = f.prototype;
+      el.decorate()
+    };
+    return f
+  }
+  function limitInputWidth(el, parentEl, min, opt_scale) {
+    el.style.width = "10px";
+    var doc = el.ownerDocument;
+    var win = doc.defaultView;
+    var computedStyle = win.getComputedStyle(el);
+    var parentComputedStyle = win.getComputedStyle(parentEl);
+    var rtl = computedStyle.direction == "rtl";
+    var inputRect = el.getBoundingClientRect();
+    var parentRect = parentEl.getBoundingClientRect();
+    var startPos = rtl ? parentRect.right - inputRect.right :
+                         inputRect.left - parentRect.left;
+    var inner = parseInt(computedStyle.borderLeftWidth, 10) +
+        parseInt(computedStyle.paddingLeft, 10) +
+        parseInt(computedStyle.paddingRight, 10) +
+        parseInt(computedStyle.borderRightWidth, 10);
+    var parentPadding = rtl ? parseInt(parentComputedStyle.paddingLeft, 10) :
+                              parseInt(parentComputedStyle.paddingRight, 10);
+    var max = parentEl.clientWidth - startPos - inner - parentPadding;
+    if (opt_scale)
+      max *= opt_scale;
+    function limit() {
+      if (el.scrollWidth > max) {
+        el.style.width = max + "px"
+      } else {
+        el.style.width = 0;
+        var sw = el.scrollWidth;
+        if (sw < min) {
+          el.style.width = min + "px"
+        } else {
+          el.style.width = sw + "px"
+        }
+      }
+    }
+    el.addEventListener("input", limit);
+    limit()
+  }
+  function toCssPx(pixels) {
+    if (!window.isFinite(pixels))
+      console.error("Pixel value is not a number: " + pixels);
+    return Math.round(pixels) + "px"
+  }
+  function swallowDoubleClick(e) {
+    var doc = e.target.ownerDocument;
+    var counter = Math.min(1, e.detail);
+    function swallow(e) {
+      e.stopPropagation();
+      e.preventDefault()
+    }
+    function onclick(e) {
+      if (e.detail > counter) {
+        counter = e.detail;
+        swallow(e)
+      } else {
+        doc.removeEventListener("dblclick", swallow, true);
+        doc.removeEventListener("click", onclick, true)
+      }
+    }
+    setTimeout(function() {
+      doc.addEventListener("click", onclick, true);
+      doc.addEventListener("dblclick", swallow, true)
+    }, 0)
+  }
+  return {
+    decorate: decorate, define: define, limitInputWidth: limitInputWidth,
+        toCssPx: toCssPx, swallowDoubleClick: swallowDoubleClick
+  }
+});
 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-cr.define("cr.ui",function(){function KeyboardShortcut(shortcut){var mods={};var ident="";shortcut.split("|").forEach(function(part){var partLc=part.toLowerCase();switch(partLc){case"alt":case"ctrl":case"meta":case"shift":mods[partLc+"Key"]=true;break;default:if(ident)throw Error("Invalid shortcut");ident=part}});this.ident_=ident;this.mods_=mods}KeyboardShortcut.prototype={matchesEvent:function(e){if(e.key==this.ident_){var mods=this.mods_;return["altKey","ctrlKey","metaKey","shiftKey"].every(function(k){return e[k]==!!mods[k]})}return false}};var Command=cr.ui.define("command");Command.prototype={__proto__:HTMLElement.prototype,decorate:function(){CommandManager.init(assert(this.ownerDocument));if(this.hasAttribute("shortcut"))this.shortcut=this.getAttribute("shortcut")},execute:function(opt_element){if(this.disabled)return;var doc=this.ownerDocument;if(doc.activeElement){var e=new Event("command",{bubbles:true});e.command=this;(opt_element||doc.activeElement).dispatchEvent(e)}},canExecuteChange:function(opt_node){dispatchCanExecuteEvent(this,opt_node||this.ownerDocument.activeElement)},shortcut_:"",get shortcut(){return this.shortcut_},set shortcut(shortcut){var oldShortcut=this.shortcut_;if(shortcut!==oldShortcut){this.keyboardShortcuts_=shortcut.split(/\s+/).map(function(shortcut){return new KeyboardShortcut(shortcut)});this.shortcut_=shortcut;cr.dispatchPropertyChange(this,"shortcut",this.shortcut_,oldShortcut)}},matchesEvent:function(e){if(!this.keyboardShortcuts_)return false;return this.keyboardShortcuts_.some(function(keyboardShortcut){return keyboardShortcut.matchesEvent(e)})}};cr.defineProperty(Command,"label",cr.PropertyKind.ATTR);cr.defineProperty(Command,"disabled",cr.PropertyKind.BOOL_ATTR);cr.defineProperty(Command,"hidden",cr.PropertyKind.BOOL_ATTR);cr.defineProperty(Command,"checked",cr.PropertyKind.BOOL_ATTR);cr.defineProperty(Command,"hideShortcutText",cr.PropertyKind.BOOL_ATTR);function dispatchCanExecuteEvent(command,target){var e=new CanExecuteEvent(command);target.dispatchEvent(e);command.disabled=!e.canExecute}var commandManagers={};function CommandManager(doc){doc.addEventListener("focus",this.handleFocus_.bind(this),true);doc.addEventListener("keydown",this.handleKeyDown_.bind(this),false)}CommandManager.init=function(doc){var uid=cr.getUid(doc);if(!(uid in commandManagers)){commandManagers[uid]=new CommandManager(doc)}};CommandManager.prototype={handleFocus_:function(e){var target=e.target;if(target.menu||target.command)return;var commands=Array.prototype.slice.call(target.ownerDocument.querySelectorAll("command"));commands.forEach(function(command){dispatchCanExecuteEvent(command,target)})},handleKeyDown_:function(e){var target=e.target;var commands=Array.prototype.slice.call(target.ownerDocument.querySelectorAll("command"));for(var i=0,command;command=commands[i];i++){if(command.matchesEvent(e)){command.canExecuteChange();if(!command.disabled){e.preventDefault();e.stopPropagation();command.execute();return}}}}};function CanExecuteEvent(command){var e=new Event("canExecute",{bubbles:true,cancelable:true});e.__proto__=CanExecuteEvent.prototype;e.command=command;return e}CanExecuteEvent.prototype={__proto__:Event.prototype,command:null,canExecute_:false,get canExecute(){return this.canExecute_},set canExecute(canExecute){this.canExecute_=!!canExecute;this.stopPropagation();this.preventDefault()}};return{Command:Command,CanExecuteEvent:CanExecuteEvent}});
+cr.define("cr.ui", function() {
+  function KeyboardShortcut(shortcut) {
+    var mods = {};
+    var ident = "";
+    shortcut.split("|").forEach(function(part) {
+      var partLc = part.toLowerCase();
+      switch (partLc) {
+        case "alt":
+        case "ctrl":
+        case "meta":
+        case "shift":
+          mods[partLc + "Key"] = true;
+          break;
+        default:
+          if (ident)
+            throw Error("Invalid shortcut");
+          ident = part
+      }
+    });
+    this.ident_ = ident;
+    this.mods_ = mods
+  }
+  KeyboardShortcut.prototype = {
+    matchesEvent: function(e) {
+      if (e.key == this.ident_) {
+        var mods = this.mods_;
+        return ["altKey", "ctrlKey", "metaKey", "shiftKey"].every(function(k) {
+          return e[k] == !!mods[k]
+        })
+      }
+      return false
+    }
+  };
+  var Command = cr.ui.define("command");
+  Command.prototype = {
+    __proto__: HTMLElement.prototype,
+    decorate: function() {
+      CommandManager.init(assert(this.ownerDocument));
+      if (this.hasAttribute("shortcut"))
+        this.shortcut = this.getAttribute("shortcut")
+    },
+    execute: function(opt_element) {
+      if (this.disabled)
+        return;
+      var doc = this.ownerDocument;
+      if (doc.activeElement) {
+        var e = new Event("command", {bubbles: true});
+        e.command = this;
+        (opt_element || doc.activeElement).dispatchEvent(e)
+      }
+    },
+    canExecuteChange: function(opt_node) {
+      dispatchCanExecuteEvent(
+          this, opt_node || this.ownerDocument.activeElement)
+    },
+    shortcut_: "",
+    get shortcut() {
+      return this.shortcut_
+    },
+    set shortcut(shortcut) {
+      var oldShortcut = this.shortcut_;
+      if (shortcut !== oldShortcut) {
+        this.keyboardShortcuts_ = shortcut.split(/\s+/).map(function(shortcut) {
+          return new KeyboardShortcut(shortcut)
+        });
+        this.shortcut_ = shortcut;
+        cr.dispatchPropertyChange(this, "shortcut", this.shortcut_, oldShortcut)
+      }
+    },
+    matchesEvent: function(e) {
+      if (!this.keyboardShortcuts_)
+        return false;
+      return this.keyboardShortcuts_.some(function(keyboardShortcut) {
+        return keyboardShortcut.matchesEvent(e)
+      })
+    }
+  };
+  cr.defineProperty(Command, "label", cr.PropertyKind.ATTR);
+  cr.defineProperty(Command, "disabled", cr.PropertyKind.BOOL_ATTR);
+  cr.defineProperty(Command, "hidden", cr.PropertyKind.BOOL_ATTR);
+  cr.defineProperty(Command, "checked", cr.PropertyKind.BOOL_ATTR);
+  cr.defineProperty(Command, "hideShortcutText", cr.PropertyKind.BOOL_ATTR);
+  function dispatchCanExecuteEvent(command, target) {
+    var e = new CanExecuteEvent(command);
+    target.dispatchEvent(e);
+    command.disabled = !e.canExecute
+  }
+  var commandManagers = {};
+  function CommandManager(doc) {
+    doc.addEventListener("focus", this.handleFocus_.bind(this), true);
+    doc.addEventListener("keydown", this.handleKeyDown_.bind(this), false)
+  }
+  CommandManager.init = function(doc) {
+    var uid = cr.getUid(doc);
+    if (!(uid in commandManagers)) {
+      commandManagers[uid] = new CommandManager(doc)
+    }
+  };
+  CommandManager.prototype = {
+    handleFocus_: function(e) {
+      var target = e.target;
+      if (target.menu || target.command)
+        return;
+      var commands = Array.prototype.slice.call(
+          target.ownerDocument.querySelectorAll("command"));
+      commands.forEach(function(command) {
+        dispatchCanExecuteEvent(command, target)
+      })
+    },
+    handleKeyDown_: function(e) {
+      var target = e.target;
+      var commands = Array.prototype.slice.call(
+          target.ownerDocument.querySelectorAll("command"));
+      for (var i = 0, command; command = commands[i]; i++) {
+        if (command.matchesEvent(e)) {
+          command.canExecuteChange();
+          if (!command.disabled) {
+            e.preventDefault();
+            e.stopPropagation();
+            command.execute();
+            return
+          }
+        }
+      }
+    }
+  };
+  function CanExecuteEvent(command) {
+    var e = new Event("canExecute", {bubbles: true, cancelable: true});
+    e.__proto__ = CanExecuteEvent.prototype;
+    e.command = command;
+    return e
+  }
+  CanExecuteEvent.prototype = {
+    __proto__: Event.prototype,
+    command: null,
+    canExecute_: false,
+    get canExecute() {
+      return this.canExecute_
+    },
+    set canExecute(canExecute) {
+      this.canExecute_ = !!canExecute;
+      this.stopPropagation();
+      this.preventDefault()
+    }
+  };
+  return {
+    Command: Command, CanExecuteEvent: CanExecuteEvent
+  }
+});
 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-function $(id){var el=document.getElementById(id);return el?assertInstanceof(el,HTMLElement):null}function getSVGElement(id){var el=document.getElementById(id);return el?assertInstanceof(el,Element):null}function announceAccessibleMessage(msg){var element=document.createElement("div");element.setAttribute("aria-live","polite");element.style.position="fixed";element.style.left="-9999px";element.style.height="0px";element.innerText=msg;document.body.appendChild(element);window.setTimeout(function(){document.body.removeChild(element)},0)}function url(s){var s2=s.replace(/(\(|\)|\,|\s|\'|\"|\\)/g,"\\$1");if(/\\\\$/.test(s2)){s2+=" "}return'url("'+s2+'")'}function parseQueryParams(location){var params={};var query=unescape(location.search.substring(1));var vars=query.split("&");for(var i=0;i<vars.length;i++){var pair=vars[i].split("=");params[pair[0]]=pair[1]}return params}function setQueryParam(location,key,value){var query=parseQueryParams(location);query[encodeURIComponent(key)]=encodeURIComponent(value);var newQuery="";for(var q in query){newQuery+=(newQuery?"&":"?")+q+"="+query[q]}return location.origin+location.pathname+newQuery+location.hash}function findAncestorByClass(el,className){return findAncestor(el,function(el){return el.classList&&el.classList.contains(className)})}function findAncestor(node,predicate){var last=false;while(node!=null&&!(last=predicate(node))){node=node.parentNode}return last?node:null}function swapDomNodes(a,b){var afterA=a.nextSibling;if(afterA==b){swapDomNodes(b,a);return}var aParent=a.parentNode;b.parentNode.replaceChild(a,b);aParent.insertBefore(b,afterA)}function disableTextSelectAndDrag(opt_allowSelectStart,opt_allowDragStart){document.onselectstart=function(e){if(!(opt_allowSelectStart&&opt_allowSelectStart.call(this,e)))e.preventDefault()};document.ondragstart=function(e){if(!(opt_allowDragStart&&opt_allowDragStart.call(this,e)))e.preventDefault()}}function preventDefaultOnPoundLinkClicks(){document.addEventListener("click",function(e){var anchor=findAncestor(e.target,function(el){return el.tagName=="A"});if(anchor&&anchor.getAttribute("href")=="#")e.preventDefault()})}function isRTL(){return document.documentElement.dir=="rtl"}function getRequiredElement(id){return assertInstanceof($(id),HTMLElement,"Missing required element: "+id)}function queryRequiredElement(selectors,opt_context){var element=(opt_context||document).querySelector(selectors);return assertInstanceof(element,HTMLElement,"Missing required element: "+selectors)}["click","auxclick"].forEach(function(eventName){document.addEventListener(eventName,function(e){if(e.button>1)return;if(e.defaultPrevented)return;var eventPath=e.path;var anchor=null;if(eventPath){for(var i=0;i<eventPath.length;i++){var element=eventPath[i];if(element.tagName==="A"&&element.href){anchor=element;break}}}var el=e.target;if(!anchor&&el.nodeType==Node.ELEMENT_NODE&&el.webkitMatchesSelector("A, A *")){while(el.tagName!="A"){el=el.parentElement}anchor=el}if(!anchor)return;anchor=anchor;if((anchor.protocol=="file:"||anchor.protocol=="about:")&&(e.button==0||e.button==1)){chrome.send("navigateToUrl",[anchor.href,anchor.target,e.button,e.altKey,e.ctrlKey,e.metaKey,e.shiftKey]);e.preventDefault()}})});function appendParam(url,key,value){var param=encodeURIComponent(key)+"="+encodeURIComponent(value);if(url.indexOf("?")==-1)return url+"?"+param;return url+"&"+param}function createElementWithClassName(type,className){var elm=document.createElement(type);elm.className=className;return elm}function ensureTransitionEndEvent(el,opt_timeOut){if(opt_timeOut===undefined){var style=getComputedStyle(el);opt_timeOut=parseFloat(style.transitionDuration)*1e3;opt_timeOut+=50}var fired=false;el.addEventListener("webkitTransitionEnd",function f(e){el.removeEventListener("webkitTransitionEnd",f);fired=true});window.setTimeout(function(){if(!fired)cr.dispatchSimpleEvent(el,"webkitTransitionEnd",true)},opt_timeOut)}function scrollTopForDocument(doc){return doc.documentElement.scrollTop||doc.body.scrollTop}function setScrollTopForDocument(doc,value){doc.documentElement.scrollTop=doc.body.scrollTop=value}function scrollLeftForDocument(doc){return doc.documentElement.scrollLeft||doc.body.scrollLeft}function setScrollLeftForDocument(doc,value){doc.documentElement.scrollLeft=doc.body.scrollLeft=value}function HTMLEscape(original){return original.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;").replace(/'/g,"&#39;")}function elide(original,maxLength){if(original.length<=maxLength)return original;return original.substring(0,maxLength-1)+"…"}function quoteString(str){return str.replace(/([\\\.\+\*\?\[\^\]\$\(\)\{\}\=\!\<\>\|\:])/g,"\\$1")}function listenOnce(target,eventNames,callback){if(!Array.isArray(eventNames))eventNames=eventNames.split(/ +/);var removeAllAndCallCallback=function(event){eventNames.forEach(function(eventName){target.removeEventListener(eventName,removeAllAndCallCallback,false)});return callback(event)};eventNames.forEach(function(eventName){target.addEventListener(eventName,removeAllAndCallCallback,false)})}
+function $(id) {
+  var el = document.getElementById(id);
+  return el ? assertInstanceof(el, HTMLElement) : null
+}
+function getSVGElement(id) {
+  var el = document.getElementById(id);
+  return el ? assertInstanceof(el, Element) : null
+}
+function announceAccessibleMessage(msg) {
+  var element = document.createElement("div");
+  element.setAttribute("aria-live", "polite");
+  element.style.position = "fixed";
+  element.style.left = "-9999px";
+  element.style.height = "0px";
+  element.innerText = msg;
+  document.body.appendChild(element);
+  window.setTimeout(function() {
+    document.body.removeChild(element)
+  }, 0)
+}
+function url(s) {
+  var s2 = s.replace(/(\(|\)|\,|\s|\'|\"|\\)/g, "\\$1");
+  if (/\\\\$/.test(s2)) {
+    s2 += " "
+  }
+  return 'url("' + s2 + '")'
+}
+function parseQueryParams(location) {
+  var params = {};
+  var query = unescape(location.search.substring(1));
+  var vars = query.split("&");
+  for (var i = 0; i < vars.length; i++) {
+    var pair = vars[i].split("=");
+    params[pair[0]] = pair[1]
+  }
+  return params
+}
+function setQueryParam(location, key, value) {
+  var query = parseQueryParams(location);
+  query[encodeURIComponent(key)] = encodeURIComponent(value);
+  var newQuery = "";
+  for (var q in query) {
+    newQuery += (newQuery ? "&" : "?") + q + "=" + query[q]
+  }
+  return location.origin + location.pathname + newQuery + location.hash
+}
+function findAncestorByClass(el, className) {
+  return findAncestor(el, function(el) {
+    return el.classList && el.classList.contains(className)
+  })
+}
+function findAncestor(node, predicate) {
+  var last = false;
+  while (node != null && !(last = predicate(node))) {
+    node = node.parentNode
+  }
+  return last ? node : null
+}
+function swapDomNodes(a, b) {
+  var afterA = a.nextSibling;
+  if (afterA == b) {
+    swapDomNodes(b, a);
+    return
+  }
+  var aParent = a.parentNode;
+  b.parentNode.replaceChild(a, b);
+  aParent.insertBefore(b, afterA)
+}
+function disableTextSelectAndDrag(opt_allowSelectStart, opt_allowDragStart) {
+  document.onselectstart = function(e) {
+    if (!(opt_allowSelectStart && opt_allowSelectStart.call(this, e)))
+      e.preventDefault()
+  };
+  document.ondragstart = function(e) {
+    if (!(opt_allowDragStart && opt_allowDragStart.call(this, e)))
+      e.preventDefault()
+  }
+}
+function preventDefaultOnPoundLinkClicks() {
+  document.addEventListener("click", function(e) {
+    var anchor = findAncestor(e.target, function(el) {
+      return el.tagName == "A"
+    });
+    if (anchor && anchor.getAttribute("href") == "#")
+      e.preventDefault()
+  })
+}
+function isRTL() {
+  return document.documentElement.dir == "rtl"
+}
+function getRequiredElement(id) {
+  return assertInstanceof($(id), HTMLElement, "Missing required element: " + id)
+}
+function queryRequiredElement(selectors, opt_context) {
+  var element = (opt_context || document).querySelector(selectors);
+  return assertInstanceof(
+      element, HTMLElement, "Missing required element: " + selectors)
+}
+["click", "auxclick"].forEach(function(eventName) {
+  document.addEventListener(eventName, function(e) {
+    if (e.button > 1)
+      return;
+    if (e.defaultPrevented)
+      return;
+    var eventPath = e.path;
+    var anchor = null;
+    if (eventPath) {
+      for (var i = 0; i < eventPath.length; i++) {
+        var element = eventPath[i];
+        if (element.tagName === "A" && element.href) {
+          anchor = element;
+          break
+        }
+      }
+    }
+    var el = e.target;
+    if (!anchor && el.nodeType == Node.ELEMENT_NODE &&
+        el.webkitMatchesSelector("A, A *")) {
+      while (el.tagName != "A") {
+        el = el.parentElement
+      }
+      anchor = el
+    }
+    if (!anchor)
+      return;
+    anchor = anchor;
+    if ((anchor.protocol == "file:" || anchor.protocol == "about:") &&
+        (e.button == 0 || e.button == 1)) {
+      chrome.send("navigateToUrl", [
+        anchor.href, anchor.target, e.button, e.altKey, e.ctrlKey, e.metaKey,
+        e.shiftKey
+      ]);
+      e.preventDefault()
+    }
+  })
+});
+function appendParam(url, key, value) {
+  var param = encodeURIComponent(key) + "=" + encodeURIComponent(value);
+  if (url.indexOf("?") == -1)
+    return url + "?" + param;
+  return url + "&" + param
+}
+function createElementWithClassName(type, className) {
+  var elm = document.createElement(type);
+  elm.className = className;
+  return elm
+}
+function ensureTransitionEndEvent(el, opt_timeOut) {
+  if (opt_timeOut === undefined) {
+    var style = getComputedStyle(el);
+    opt_timeOut = parseFloat(style.transitionDuration) * 1e3;
+    opt_timeOut += 50
+  }
+  var fired = false;
+  el.addEventListener("webkitTransitionEnd", function f(e) {
+    el.removeEventListener("webkitTransitionEnd", f);
+    fired = true
+  });
+  window.setTimeout(function() {
+    if (!fired)
+      cr.dispatchSimpleEvent(el, "webkitTransitionEnd", true)
+  }, opt_timeOut)
+}
+function scrollTopForDocument(doc) {
+  return doc.documentElement.scrollTop || doc.body.scrollTop
+}
+function setScrollTopForDocument(doc, value) {
+  doc.documentElement.scrollTop = doc.body.scrollTop = value
+}
+function scrollLeftForDocument(doc) {
+  return doc.documentElement.scrollLeft || doc.body.scrollLeft
+}
+function setScrollLeftForDocument(doc, value) {
+  doc.documentElement.scrollLeft = doc.body.scrollLeft = value
+}
+function HTMLEscape(original) {
+  return original.replace(/&/g, "&amp;")
+      .replace(/</g, "&lt;")
+      .replace(/>/g, "&gt;")
+      .replace(/"/g, "&quot;")
+      .replace(/'/g, "&#39;")
+}
+function elide(original, maxLength) {
+  if (original.length <= maxLength)
+    return original;
+  return original.substring(0, maxLength - 1) + "…"
+}
+function quoteString(str) {
+  return str.replace(/([\\\.\+\*\?\[\^\]\$\(\)\{\}\=\!\<\>\|\:])/g, "\\$1")
+}
+function listenOnce(target, eventNames, callback) {
+  if (!Array.isArray(eventNames))
+    eventNames = eventNames.split(/ +/);
+  var removeAllAndCallCallback = function(event) {
+    eventNames.forEach(function(eventName) {
+      target.removeEventListener(eventName, removeAllAndCallCallback, false)
+    });
+    return callback(event)
+  };
+  eventNames.forEach(function(eventName) {
+    target.addEventListener(eventName, removeAllAndCallCallback, false)
+  })
+}
 // <if expr="is_ios">
-if(!("key"in KeyboardEvent.prototype)){Object.defineProperty(KeyboardEvent.prototype,"key",{get:function(){if(this.keyCode>=48&&this.keyCode<=57)return String.fromCharCode(this.keyCode);if(this.keyCode>=65&&this.keyCode<=90){var result=String.fromCharCode(this.keyCode).toLowerCase();if(this.shiftKey)result=result.toUpperCase();return result}switch(this.keyCode){case 8:return"Backspace";case 9:return"Tab";case 13:return"Enter";case 16:return"Shift";case 17:return"Control";case 18:return"Alt";case 27:return"Escape";case 32:return" ";case 33:return"PageUp";case 34:return"PageDown";case 35:return"End";case 36:return"Home";case 37:return"ArrowLeft";case 38:return"ArrowUp";case 39:return"ArrowRight";case 40:return"ArrowDown";case 45:return"Insert";case 46:return"Delete";case 91:return"Meta";case 112:return"F1";case 113:return"F2";case 114:return"F3";case 115:return"F4";case 116:return"F5";case 117:return"F6";case 118:return"F7";case 119:return"F8";case 120:return"F9";case 121:return"F10";case 122:return"F11";case 123:return"F12";case 187:return"=";case 189:return"-";case 219:return"[";case 221:return"]"}return"Unidentified"}})}else{window.console.log("KeyboardEvent.Key polyfill not required")}
-// </if>  /* is_ios */
-function importModules(moduleNames){return new Promise(function(resolve){define(moduleNames,function(){resolve(Array.from(arguments))})})}function hasKeyModifiers(e){return!!(e.altKey||e.ctrlKey||e.metaKey||e.shiftKey)}Polymer.IronResizableBehavior={properties:{_parentResizable:{type:Object,observer:"_parentResizableChanged"},_notifyingDescendant:{type:Boolean,value:false}},listeners:{"iron-request-resize-notifications":"_onIronRequestResizeNotifications"},created:function(){this._interestedResizables=[];this._boundNotifyResize=this.notifyResize.bind(this)},attached:function(){this.fire("iron-request-resize-notifications",null,{node:this,bubbles:true,cancelable:true});if(!this._parentResizable){window.addEventListener("resize",this._boundNotifyResize);this.notifyResize()}},detached:function(){if(this._parentResizable){this._parentResizable.stopResizeNotificationsFor(this)}else{window.removeEventListener("resize",this._boundNotifyResize)}this._parentResizable=null},notifyResize:function(){if(!this.isAttached){return}this._interestedResizables.forEach(function(resizable){if(this.resizerShouldNotify(resizable)){this._notifyDescendant(resizable)}},this);this._fireResize()},assignParentResizable:function(parentResizable){this._parentResizable=parentResizable},stopResizeNotificationsFor:function(target){var index=this._interestedResizables.indexOf(target);if(index>-1){this._interestedResizables.splice(index,1);this.unlisten(target,"iron-resize","_onDescendantIronResize")}},resizerShouldNotify:function(element){return true},_onDescendantIronResize:function(event){if(this._notifyingDescendant){event.stopPropagation();return}if(!Polymer.Settings.useShadow){this._fireResize()}},_fireResize:function(){this.fire("iron-resize",null,{node:this,bubbles:false})},_onIronRequestResizeNotifications:function(event){var target=event.path?event.path[0]:event.target;if(target===this){return}if(this._interestedResizables.indexOf(target)===-1){this._interestedResizables.push(target);this.listen(target,"iron-resize","_onDescendantIronResize")}target.assignParentResizable(this);this._notifyDescendant(target);event.stopPropagation()},_parentResizableChanged:function(parentResizable){if(parentResizable){window.removeEventListener("resize",this._boundNotifyResize)}},_notifyDescendant:function(descendant){if(!this.isAttached){return}this._notifyingDescendant=true;descendant.notifyResize();this._notifyingDescendant=false}};(function(){"use strict";var KEY_IDENTIFIER={"U+0008":"backspace","U+0009":"tab","U+001B":"esc","U+0020":"space","U+007F":"del"};var KEY_CODE={8:"backspace",9:"tab",13:"enter",27:"esc",33:"pageup",34:"pagedown",35:"end",36:"home",32:"space",37:"left",38:"up",39:"right",40:"down",46:"del",106:"*"};var MODIFIER_KEYS={shift:"shiftKey",ctrl:"ctrlKey",alt:"altKey",meta:"metaKey"};var KEY_CHAR=/[a-z0-9*]/;var IDENT_CHAR=/U\+/;var ARROW_KEY=/^arrow/;var SPACE_KEY=/^space(bar)?/;var ESC_KEY=/^escape$/;function transformKey(key,noSpecialChars){var validKey="";if(key){var lKey=key.toLowerCase();if(lKey===" "||SPACE_KEY.test(lKey)){validKey="space"}else if(ESC_KEY.test(lKey)){validKey="esc"}else if(lKey.length==1){if(!noSpecialChars||KEY_CHAR.test(lKey)){validKey=lKey}}else if(ARROW_KEY.test(lKey)){validKey=lKey.replace("arrow","")}else if(lKey=="multiply"){validKey="*"}else{validKey=lKey}}return validKey}function transformKeyIdentifier(keyIdent){var validKey="";if(keyIdent){if(keyIdent in KEY_IDENTIFIER){validKey=KEY_IDENTIFIER[keyIdent]}else if(IDENT_CHAR.test(keyIdent)){keyIdent=parseInt(keyIdent.replace("U+","0x"),16);validKey=String.fromCharCode(keyIdent).toLowerCase()}else{validKey=keyIdent.toLowerCase()}}return validKey}function transformKeyCode(keyCode){var validKey="";if(Number(keyCode)){if(keyCode>=65&&keyCode<=90){validKey=String.fromCharCode(32+keyCode)}else if(keyCode>=112&&keyCode<=123){validKey="f"+(keyCode-112)}else if(keyCode>=48&&keyCode<=57){validKey=String(keyCode-48)}else if(keyCode>=96&&keyCode<=105){validKey=String(keyCode-96)}else{validKey=KEY_CODE[keyCode]}}return validKey}function normalizedKeyForEvent(keyEvent,noSpecialChars){if(keyEvent.key){return transformKey(keyEvent.key,noSpecialChars)}if(keyEvent.detail&&keyEvent.detail.key){return transformKey(keyEvent.detail.key,noSpecialChars)}return transformKeyIdentifier(keyEvent.keyIdentifier)||transformKeyCode(keyEvent.keyCode)||""}function keyComboMatchesEvent(keyCombo,event){var keyEvent=normalizedKeyForEvent(event,keyCombo.hasModifiers);return keyEvent===keyCombo.key&&(!keyCombo.hasModifiers||!!event.shiftKey===!!keyCombo.shiftKey&&!!event.ctrlKey===!!keyCombo.ctrlKey&&!!event.altKey===!!keyCombo.altKey&&!!event.metaKey===!!keyCombo.metaKey)}function parseKeyComboString(keyComboString){if(keyComboString.length===1){return{combo:keyComboString,key:keyComboString,event:"keydown"}}return keyComboString.split("+").reduce(function(parsedKeyCombo,keyComboPart){var eventParts=keyComboPart.split(":");var keyName=eventParts[0];var event=eventParts[1];if(keyName in MODIFIER_KEYS){parsedKeyCombo[MODIFIER_KEYS[keyName]]=true;parsedKeyCombo.hasModifiers=true}else{parsedKeyCombo.key=keyName;parsedKeyCombo.event=event||"keydown"}return parsedKeyCombo},{combo:keyComboString.split(":").shift()})}function parseEventString(eventString){return eventString.trim().split(" ").map(function(keyComboString){return parseKeyComboString(keyComboString)})}Polymer.IronA11yKeysBehavior={properties:{keyEventTarget:{type:Object,value:function(){return this}},stopKeyboardEventPropagation:{type:Boolean,value:false},_boundKeyHandlers:{type:Array,value:function(){return[]}},_imperativeKeyBindings:{type:Object,value:function(){return{}}}},observers:["_resetKeyEventListeners(keyEventTarget, _boundKeyHandlers)"],keyBindings:{},registered:function(){this._prepKeyBindings()},attached:function(){this._listenKeyEventListeners()},detached:function(){this._unlistenKeyEventListeners()},addOwnKeyBinding:function(eventString,handlerName){this._imperativeKeyBindings[eventString]=handlerName;this._prepKeyBindings();this._resetKeyEventListeners()},removeOwnKeyBindings:function(){this._imperativeKeyBindings={};this._prepKeyBindings();this._resetKeyEventListeners()},keyboardEventMatchesKeys:function(event,eventString){var keyCombos=parseEventString(eventString);for(var i=0;i<keyCombos.length;++i){if(keyComboMatchesEvent(keyCombos[i],event)){return true}}return false},_collectKeyBindings:function(){var keyBindings=this.behaviors.map(function(behavior){return behavior.keyBindings});if(keyBindings.indexOf(this.keyBindings)===-1){keyBindings.push(this.keyBindings)}return keyBindings},_prepKeyBindings:function(){this._keyBindings={};this._collectKeyBindings().forEach(function(keyBindings){for(var eventString in keyBindings){this._addKeyBinding(eventString,keyBindings[eventString])}},this);for(var eventString in this._imperativeKeyBindings){this._addKeyBinding(eventString,this._imperativeKeyBindings[eventString])}for(var eventName in this._keyBindings){this._keyBindings[eventName].sort(function(kb1,kb2){var b1=kb1[0].hasModifiers;var b2=kb2[0].hasModifiers;return b1===b2?0:b1?-1:1})}},_addKeyBinding:function(eventString,handlerName){parseEventString(eventString).forEach(function(keyCombo){this._keyBindings[keyCombo.event]=this._keyBindings[keyCombo.event]||[];this._keyBindings[keyCombo.event].push([keyCombo,handlerName])},this)},_resetKeyEventListeners:function(){this._unlistenKeyEventListeners();if(this.isAttached){this._listenKeyEventListeners()}},_listenKeyEventListeners:function(){if(!this.keyEventTarget){return}Object.keys(this._keyBindings).forEach(function(eventName){var keyBindings=this._keyBindings[eventName];var boundKeyHandler=this._onKeyBindingEvent.bind(this,keyBindings);this._boundKeyHandlers.push([this.keyEventTarget,eventName,boundKeyHandler]);this.keyEventTarget.addEventListener(eventName,boundKeyHandler)},this)},_unlistenKeyEventListeners:function(){var keyHandlerTuple;var keyEventTarget;var eventName;var boundKeyHandler;while(this._boundKeyHandlers.length){keyHandlerTuple=this._boundKeyHandlers.pop();keyEventTarget=keyHandlerTuple[0];eventName=keyHandlerTuple[1];boundKeyHandler=keyHandlerTuple[2];keyEventTarget.removeEventListener(eventName,boundKeyHandler)}},_onKeyBindingEvent:function(keyBindings,event){if(this.stopKeyboardEventPropagation){event.stopPropagation()}if(event.defaultPrevented){return}for(var i=0;i<keyBindings.length;i++){var keyCombo=keyBindings[i][0];var handlerName=keyBindings[i][1];if(keyComboMatchesEvent(keyCombo,event)){this._triggerKeyHandler(keyCombo,handlerName,event);if(event.defaultPrevented){return}}}},_triggerKeyHandler:function(keyCombo,handlerName,keyboardEvent){var detail=Object.create(keyCombo);detail.keyboardEvent=keyboardEvent;var event=new CustomEvent(keyCombo.event,{detail:detail,cancelable:true});this[handlerName].call(this,event);if(event.defaultPrevented){keyboardEvent.preventDefault()}}}})();Polymer.IronScrollTargetBehavior={properties:{scrollTarget:{type:HTMLElement,value:function(){return this._defaultScrollTarget}}},observers:["_scrollTargetChanged(scrollTarget, isAttached)"],_shouldHaveListener:true,_scrollTargetChanged:function(scrollTarget,isAttached){var eventTarget;if(this._oldScrollTarget){this._toggleScrollListener(false,this._oldScrollTarget);this._oldScrollTarget=null}if(!isAttached){return}if(scrollTarget==="document"){this.scrollTarget=this._doc}else if(typeof scrollTarget==="string"){this.scrollTarget=this.domHost?this.domHost.$[scrollTarget]:Polymer.dom(this.ownerDocument).querySelector("#"+scrollTarget)}else if(this._isValidScrollTarget()){this._boundScrollHandler=this._boundScrollHandler||this._scrollHandler.bind(this);this._oldScrollTarget=scrollTarget;this._toggleScrollListener(this._shouldHaveListener,scrollTarget)}},_scrollHandler:function scrollHandler(){},get _defaultScrollTarget(){return this._doc},get _doc(){return this.ownerDocument.documentElement},get _scrollTop(){if(this._isValidScrollTarget()){return this.scrollTarget===this._doc?window.pageYOffset:this.scrollTarget.scrollTop}return 0},get _scrollLeft(){if(this._isValidScrollTarget()){return this.scrollTarget===this._doc?window.pageXOffset:this.scrollTarget.scrollLeft}return 0},set _scrollTop(top){if(this.scrollTarget===this._doc){window.scrollTo(window.pageXOffset,top)}else if(this._isValidScrollTarget()){this.scrollTarget.scrollTop=top}},set _scrollLeft(left){if(this.scrollTarget===this._doc){window.scrollTo(left,window.pageYOffset)}else if(this._isValidScrollTarget()){this.scrollTarget.scrollLeft=left}},scroll:function(left,top){if(this.scrollTarget===this._doc){window.scrollTo(left,top)}else if(this._isValidScrollTarget()){this.scrollTarget.scrollLeft=left;this.scrollTarget.scrollTop=top}},get _scrollTargetWidth(){if(this._isValidScrollTarget()){return this.scrollTarget===this._doc?window.innerWidth:this.scrollTarget.offsetWidth}return 0},get _scrollTargetHeight(){if(this._isValidScrollTarget()){return this.scrollTarget===this._doc?window.innerHeight:this.scrollTarget.offsetHeight}return 0},_isValidScrollTarget:function(){return this.scrollTarget instanceof HTMLElement},_toggleScrollListener:function(yes,scrollTarget){if(!this._boundScrollHandler){return}var eventTarget=scrollTarget===this._doc?window:scrollTarget;if(yes){eventTarget.addEventListener("scroll",this._boundScrollHandler)}else{eventTarget.removeEventListener("scroll",this._boundScrollHandler)}},toggleScrollListener:function(yes){this._shouldHaveListener=yes;this._toggleScrollListener(yes,this.scrollTarget)}};(function(){var IOS=navigator.userAgent.match(/iP(?:hone|ad;(?: U;)? CPU) OS (\d+)/);var IOS_TOUCH_SCROLLING=IOS&&IOS[1]>=8;var DEFAULT_PHYSICAL_COUNT=3;var HIDDEN_Y="-10000px";var ITEM_WIDTH=0;var ITEM_HEIGHT=1;var SECRET_TABINDEX=-100;Polymer({is:"iron-list",properties:{items:{type:Array},maxPhysicalCount:{type:Number,value:500},as:{type:String,value:"item"},indexAs:{type:String,value:"index"},selectedAs:{type:String,value:"selected"},grid:{type:Boolean,value:false,reflectToAttribute:true},selectionEnabled:{type:Boolean,value:false},selectedItem:{type:Object,notify:true},selectedItems:{type:Object,notify:true},multiSelection:{type:Boolean,value:false}},observers:["_itemsChanged(items.*)","_selectionEnabledChanged(selectionEnabled)","_multiSelectionChanged(multiSelection)","_setOverflow(scrollTarget)"],behaviors:[Polymer.Templatizer,Polymer.IronResizableBehavior,Polymer.IronA11yKeysBehavior,Polymer.IronScrollTargetBehavior],keyBindings:{up:"_didMoveUp",down:"_didMoveDown",enter:"_didEnter"},_ratio:.5,_scrollerPaddingTop:0,_scrollPosition:0,_physicalSize:0,_physicalAverage:0,_physicalAverageCount:0,_physicalTop:0,_virtualCount:0,_physicalIndexForKey:null,_estScrollHeight:0,_scrollHeight:0,_viewportHeight:0,_viewportWidth:0,_physicalItems:null,_physicalSizes:null,_firstVisibleIndexVal:null,_lastVisibleIndexVal:null,_collection:null,_maxPages:2,_focusedItem:null,_focusedIndex:-1,_offscreenFocusedItem:null,_focusBackfillItem:null,_itemsPerRow:1,_itemWidth:0,_rowHeight:0,_templateCost:0,get _physicalBottom(){return this._physicalTop+this._physicalSize},get _scrollBottom(){return this._scrollPosition+this._viewportHeight},get _virtualEnd(){return this._virtualStart+this._physicalCount-1},get _hiddenContentSize(){var size=this.grid?this._physicalRows*this._rowHeight:this._physicalSize;return size-this._viewportHeight},get _maxScrollTop(){return this._estScrollHeight-this._viewportHeight+this._scrollerPaddingTop},_minVirtualStart:0,get _maxVirtualStart(){return Math.max(0,this._virtualCount-this._physicalCount)},_virtualStartVal:0,set _virtualStart(val){this._virtualStartVal=Math.min(this._maxVirtualStart,Math.max(this._minVirtualStart,val))},get _virtualStart(){return this._virtualStartVal||0},_physicalStartVal:0,set _physicalStart(val){this._physicalStartVal=val%this._physicalCount;if(this._physicalStartVal<0){this._physicalStartVal=this._physicalCount+this._physicalStartVal}this._physicalEnd=(this._physicalStart+this._physicalCount-1)%this._physicalCount},get _physicalStart(){return this._physicalStartVal||0},_physicalCountVal:0,set _physicalCount(val){this._physicalCountVal=val;this._physicalEnd=(this._physicalStart+this._physicalCount-1)%this._physicalCount},get _physicalCount(){return this._physicalCountVal},_physicalEnd:0,get _optPhysicalSize(){if(this.grid){return this._estRowsInView*this._rowHeight*this._maxPages}return this._viewportHeight*this._maxPages},get _isVisible(){return Boolean(this.offsetWidth||this.offsetHeight)},get firstVisibleIndex(){if(this._firstVisibleIndexVal===null){var physicalOffset=Math.floor(this._physicalTop+this._scrollerPaddingTop);this._firstVisibleIndexVal=this._iterateItems(function(pidx,vidx){physicalOffset+=this._getPhysicalSizeIncrement(pidx);if(physicalOffset>this._scrollPosition){return this.grid?vidx-vidx%this._itemsPerRow:vidx}if(this.grid&&this._virtualCount-1===vidx){return vidx-vidx%this._itemsPerRow}})||0}return this._firstVisibleIndexVal},get lastVisibleIndex(){if(this._lastVisibleIndexVal===null){if(this.grid){var lastIndex=this.firstVisibleIndex+this._estRowsInView*this._itemsPerRow-1;this._lastVisibleIndexVal=Math.min(this._virtualCount,lastIndex)}else{var physicalOffset=this._physicalTop;this._iterateItems(function(pidx,vidx){if(physicalOffset<this._scrollBottom){this._lastVisibleIndexVal=vidx}else{return true}physicalOffset+=this._getPhysicalSizeIncrement(pidx)})}}return this._lastVisibleIndexVal},get _defaultScrollTarget(){return this},get _virtualRowCount(){return Math.ceil(this._virtualCount/this._itemsPerRow)},get _estRowsInView(){return Math.ceil(this._viewportHeight/this._rowHeight)},get _physicalRows(){return Math.ceil(this._physicalCount/this._itemsPerRow)},ready:function(){this.addEventListener("focus",this._didFocus.bind(this),true)},attached:function(){if(this._physicalCount===0){this._debounceTemplate(this._render)}this.listen(this,"iron-resize","_resizeHandler")},detached:function(){this.unlisten(this,"iron-resize","_resizeHandler")},_setOverflow:function(scrollTarget){this.style.webkitOverflowScrolling=scrollTarget===this?"touch":"";this.style.overflow=scrollTarget===this?"auto":""},updateViewportBoundaries:function(){this._scrollerPaddingTop=this.scrollTarget===this?0:parseInt(window.getComputedStyle(this)["padding-top"],10);this._viewportWidth=this.$.items.offsetWidth;this._viewportHeight=this._scrollTargetHeight;this.grid&&this._updateGridMetrics()},_scrollHandler:function(){var scrollTop=Math.max(0,Math.min(this._maxScrollTop,this._scrollTop));var delta=scrollTop-this._scrollPosition;var isScrollingDown=delta>=0;this._scrollPosition=scrollTop;this._firstVisibleIndexVal=null;this._lastVisibleIndexVal=null;if(Math.abs(delta)>this._physicalSize){var idxAdjustment=Math.round(delta/this._physicalAverage)*this._itemsPerRow;this._physicalTop=this._physicalTop+delta;this._virtualStart=this._virtualStart+idxAdjustment;this._physicalStart=this._physicalStart+idxAdjustment;this._update()}else{var reusables=this._getReusables(isScrollingDown);if(isScrollingDown){this._physicalTop=reusables.physicalTop;this._virtualStart=this._virtualStart+reusables.indexes.length;this._physicalStart=this._physicalStart+reusables.indexes.length}else{this._virtualStart=this._virtualStart-reusables.indexes.length;this._physicalStart=this._physicalStart-reusables.indexes.length}if(reusables.indexes.length===0){this._increasePoolIfNeeded()}else{this._update(reusables.indexes,isScrollingDown?null:reusables.indexes)}}},_getReusables:function(fromTop){var ith,lastIth,offsetContent,physicalItemHeight;var idxs=[];var protectedOffsetContent=this._hiddenContentSize*this._ratio;var virtualStart=this._virtualStart;var virtualEnd=this._virtualEnd;var physicalCount=this._physicalCount;var physicalTop=this._physicalTop+this._scrollerPaddingTop;var scrollTop=this._scrollTop;var scrollBottom=this._scrollBottom;if(fromTop){ith=this._physicalStart;lastIth=this._physicalEnd;offsetContent=scrollTop-physicalTop}else{ith=this._physicalEnd;lastIth=this._physicalStart;offsetContent=this._physicalBottom-scrollBottom}while(true){physicalItemHeight=this._getPhysicalSizeIncrement(ith);offsetContent=offsetContent-physicalItemHeight;if(idxs.length>=physicalCount||offsetContent<=protectedOffsetContent){break}if(fromTop){if(virtualEnd+idxs.length+1>=this._virtualCount){break}if(physicalTop+physicalItemHeight>=scrollTop){break}idxs.push(ith);physicalTop=physicalTop+physicalItemHeight;ith=(ith+1)%physicalCount}else{if(virtualStart-idxs.length<=0){break}if(physicalTop+this._physicalSize-physicalItemHeight<=scrollBottom){break}idxs.push(ith);physicalTop=physicalTop-physicalItemHeight;ith=ith===0?physicalCount-1:ith-1}}return{indexes:idxs,physicalTop:physicalTop-this._scrollerPaddingTop}},_update:function(itemSet,movingUp){if(itemSet&&itemSet.length===0){return}this._manageFocus();this._assignModels(itemSet);this._updateMetrics(itemSet);if(movingUp){while(movingUp.length){var idx=movingUp.pop();this._physicalTop-=this._getPhysicalSizeIncrement(idx)}}this._positionItems();this._updateScrollerSize();this._increasePoolIfNeeded()},_createPool:function(size){var physicalItems=new Array(size);this._ensureTemplatized();for(var i=0;i<size;i++){var inst=this.stamp(null);physicalItems[i]=inst.root.querySelector("*");Polymer.dom(this).appendChild(inst.root)}return physicalItems},_increasePoolIfNeeded:function(){if(this._viewportHeight===0){return false}var self=this;var isClientFull=this._physicalBottom>=this._scrollBottom&&this._physicalTop<=this._scrollPosition;if(this._physicalSize>=this._optPhysicalSize&&isClientFull){return false}var maxPoolSize=Math.round(this._physicalCount*.5);if(!isClientFull){this._debounceTemplate(this._increasePool.bind(this,maxPoolSize));return true}this._yield(function(){self._increasePool(Math.min(maxPoolSize,Math.max(1,Math.round(50/self._templateCost))))});return true},_yield:function(cb){var g=window;var handle=g.requestIdleCallback?g.requestIdleCallback(cb):g.setTimeout(cb,16);Polymer.dom.addDebouncer({complete:function(){g.cancelIdleCallback?g.cancelIdleCallback(handle):g.clearTimeout(handle);cb()}})},_increasePool:function(missingItems){var nextPhysicalCount=Math.min(this._physicalCount+missingItems,this._virtualCount-this._virtualStart,Math.max(this.maxPhysicalCount,DEFAULT_PHYSICAL_COUNT));var prevPhysicalCount=this._physicalCount;var delta=nextPhysicalCount-prevPhysicalCount;var ts=window.performance.now();if(delta<=0){return}[].push.apply(this._physicalItems,this._createPool(delta));[].push.apply(this._physicalSizes,new Array(delta));this._physicalCount=prevPhysicalCount+delta;if(this._physicalStart>this._physicalEnd&&this._isIndexRendered(this._focusedIndex)&&this._getPhysicalIndex(this._focusedIndex)<this._physicalEnd){this._physicalStart=this._physicalStart+delta}this._update();this._templateCost=(window.performance.now()-ts)/delta},_render:function(){if(this.isAttached&&this._isVisible){if(this._physicalCount===0){this.updateViewportBoundaries();this._increasePool(DEFAULT_PHYSICAL_COUNT)}else{var reusables=this._getReusables(true);this._physicalTop=reusables.physicalTop;this._virtualStart=this._virtualStart+reusables.indexes.length;this._physicalStart=this._physicalStart+reusables.indexes.length;this._update(reusables.indexes);this._update()}}},_ensureTemplatized:function(){if(!this.ctor){var props={};props.__key__=true;props[this.as]=true;props[this.indexAs]=true;props[this.selectedAs]=true;props.tabIndex=true;this._instanceProps=props;this._userTemplate=Polymer.dom(this).querySelector("template");if(this._userTemplate){this.templatize(this._userTemplate)}else{console.warn("iron-list requires a template to be provided in light-dom")}}},_getStampedChildren:function(){return this._physicalItems},_forwardInstancePath:function(inst,path,value){if(path.indexOf(this.as+".")===0){this.notifyPath("items."+inst.__key__+"."+path.slice(this.as.length+1),value)}},_forwardParentProp:function(prop,value){if(this._physicalItems){this._physicalItems.forEach(function(item){item._templateInstance[prop]=value},this)}},_forwardParentPath:function(path,value){if(this._physicalItems){this._physicalItems.forEach(function(item){item._templateInstance.notifyPath(path,value,true)},this)}},_forwardItemPath:function(path,value){if(!this._physicalIndexForKey){return}var dot=path.indexOf(".");var key=path.substring(0,dot<0?path.length:dot);var idx=this._physicalIndexForKey[key];var offscreenItem=this._offscreenFocusedItem;var el=offscreenItem&&offscreenItem._templateInstance.__key__===key?offscreenItem:this._physicalItems[idx];if(!el||el._templateInstance.__key__!==key){return}if(dot>=0){path=this.as+"."+path.substring(dot+1);el._templateInstance.notifyPath(path,value,true)}else{var currentItem=el._templateInstance[this.as];if(Array.isArray(this.selectedItems)){for(var i=0;i<this.selectedItems.length;i++){if(this.selectedItems[i]===currentItem){this.set("selectedItems."+i,value);break}}}else if(this.selectedItem===currentItem){this.set("selectedItem",value)}el._templateInstance[this.as]=value}},_itemsChanged:function(change){if(change.path==="items"){this._virtualStart=0;this._physicalTop=0;this._virtualCount=this.items?this.items.length:0;this._collection=this.items?Polymer.Collection.get(this.items):null;this._physicalIndexForKey={};this._firstVisibleIndexVal=null;this._lastVisibleIndexVal=null;this._physicalCount=this._physicalCount||0;this._physicalItems=this._physicalItems||[];this._physicalSizes=this._physicalSizes||[];this._physicalStart=0;this._resetScrollPosition(0);this._removeFocusedItem();this._debounceTemplate(this._render)}else if(change.path==="items.splices"){this._adjustVirtualIndex(change.value.indexSplices);this._virtualCount=this.items?this.items.length:0;this._debounceTemplate(this._render)}else{this._forwardItemPath(change.path.split(".").slice(1).join("."),change.value)}},_adjustVirtualIndex:function(splices){splices.forEach(function(splice){splice.removed.forEach(this._removeItem,this);if(splice.index<this._virtualStart){var delta=Math.max(splice.addedCount-splice.removed.length,splice.index-this._virtualStart);this._virtualStart=this._virtualStart+delta;if(this._focusedIndex>=0){this._focusedIndex=this._focusedIndex+delta}}},this)},_removeItem:function(item){this.$.selector.deselect(item);if(this._focusedItem&&this._focusedItem._templateInstance[this.as]===item){this._removeFocusedItem()}},_iterateItems:function(fn,itemSet){var pidx,vidx,rtn,i;if(arguments.length===2&&itemSet){for(i=0;i<itemSet.length;i++){pidx=itemSet[i];vidx=this._computeVidx(pidx);if((rtn=fn.call(this,pidx,vidx))!=null){return rtn}}}else{pidx=this._physicalStart;vidx=this._virtualStart;for(;pidx<this._physicalCount;pidx++,vidx++){if((rtn=fn.call(this,pidx,vidx))!=null){return rtn}}for(pidx=0;pidx<this._physicalStart;pidx++,vidx++){if((rtn=fn.call(this,pidx,vidx))!=null){return rtn}}}},_computeVidx:function(pidx){if(pidx>=this._physicalStart){return this._virtualStart+(pidx-this._physicalStart)}return this._virtualStart+(this._physicalCount-this._physicalStart)+pidx},_assignModels:function(itemSet){this._iterateItems(function(pidx,vidx){var el=this._physicalItems[pidx];var inst=el._templateInstance;var item=this.items&&this.items[vidx];if(item!=null){inst[this.as]=item;inst.__key__=this._collection.getKey(item);inst[this.selectedAs]=this.$.selector.isSelected(item);inst[this.indexAs]=vidx;inst.tabIndex=this._focusedIndex===vidx?0:-1;this._physicalIndexForKey[inst.__key__]=pidx;el.removeAttribute("hidden")}else{inst.__key__=null;el.setAttribute("hidden","")}},itemSet)},_updateMetrics:function(itemSet){Polymer.dom.flush();var newPhysicalSize=0;var oldPhysicalSize=0;var prevAvgCount=this._physicalAverageCount;var prevPhysicalAvg=this._physicalAverage;this._iterateItems(function(pidx,vidx){oldPhysicalSize+=this._physicalSizes[pidx]||0;this._physicalSizes[pidx]=this._physicalItems[pidx].offsetHeight;newPhysicalSize+=this._physicalSizes[pidx];this._physicalAverageCount+=this._physicalSizes[pidx]?1:0},itemSet);if(this.grid){this._updateGridMetrics();this._physicalSize=Math.ceil(this._physicalCount/this._itemsPerRow)*this._rowHeight}else{this._physicalSize=this._physicalSize+newPhysicalSize-oldPhysicalSize}if(this._physicalAverageCount!==prevAvgCount){this._physicalAverage=Math.round((prevPhysicalAvg*prevAvgCount+newPhysicalSize)/this._physicalAverageCount)}},_updateGridMetrics:function(){this._itemWidth=this._physicalCount>0?this._physicalItems[0].getBoundingClientRect().width:200;this._rowHeight=this._physicalCount>0?this._physicalItems[0].offsetHeight:200;this._itemsPerRow=this._itemWidth?Math.floor(this._viewportWidth/this._itemWidth):this._itemsPerRow},_positionItems:function(){this._adjustScrollPosition();var y=this._physicalTop;if(this.grid){var totalItemWidth=this._itemsPerRow*this._itemWidth;var rowOffset=(this._viewportWidth-totalItemWidth)/2;this._iterateItems(function(pidx,vidx){var modulus=vidx%this._itemsPerRow;var x=Math.floor(modulus*this._itemWidth+rowOffset);this.translate3d(x+"px",y+"px",0,this._physicalItems[pidx]);if(this._shouldRenderNextRow(vidx)){y+=this._rowHeight}})}else{this._iterateItems(function(pidx,vidx){this.translate3d(0,y+"px",0,this._physicalItems[pidx]);y+=this._physicalSizes[pidx]})}},_getPhysicalSizeIncrement:function(pidx){if(!this.grid){return this._physicalSizes[pidx]}if(this._computeVidx(pidx)%this._itemsPerRow!==this._itemsPerRow-1){return 0}return this._rowHeight},_shouldRenderNextRow:function(vidx){return vidx%this._itemsPerRow===this._itemsPerRow-1},_adjustScrollPosition:function(){var deltaHeight=this._virtualStart===0?this._physicalTop:Math.min(this._scrollPosition+this._physicalTop,0);if(deltaHeight){this._physicalTop=this._physicalTop-deltaHeight;if(!IOS_TOUCH_SCROLLING&&this._physicalTop!==0){this._resetScrollPosition(this._scrollTop-deltaHeight)}}},_resetScrollPosition:function(pos){if(this.scrollTarget){this._scrollTop=pos;this._scrollPosition=this._scrollTop}},_updateScrollerSize:function(forceUpdate){if(this.grid){this._estScrollHeight=this._virtualRowCount*this._rowHeight}else{this._estScrollHeight=this._physicalBottom+Math.max(this._virtualCount-this._physicalCount-this._virtualStart,0)*this._physicalAverage}forceUpdate=forceUpdate||this._scrollHeight===0;forceUpdate=forceUpdate||this._scrollPosition>=this._estScrollHeight-this._physicalSize;forceUpdate=forceUpdate||this.grid&&this.$.items.style.height<this._estScrollHeight;if(forceUpdate||Math.abs(this._estScrollHeight-this._scrollHeight)>=this._optPhysicalSize){this.$.items.style.height=this._estScrollHeight+"px";this._scrollHeight=this._estScrollHeight}},scrollToItem:function(item){return this.scrollToIndex(this.items.indexOf(item))},scrollToIndex:function(idx){if(typeof idx!=="number"||idx<0||idx>this.items.length-1){return}Polymer.dom.flush();if(this._physicalCount===0){return}idx=Math.min(Math.max(idx,0),this._virtualCount-1);if(!this._isIndexRendered(idx)||idx>=this._maxVirtualStart){this._virtualStart=this.grid?idx-this._itemsPerRow*2:idx-1}this._manageFocus();this._assignModels();this._updateMetrics();this._physicalTop=Math.floor(this._virtualStart/this._itemsPerRow)*this._physicalAverage;var currentTopItem=this._physicalStart;var currentVirtualItem=this._virtualStart;var targetOffsetTop=0;var hiddenContentSize=this._hiddenContentSize;while(currentVirtualItem<idx&&targetOffsetTop<=hiddenContentSize){targetOffsetTop=targetOffsetTop+this._getPhysicalSizeIncrement(currentTopItem);currentTopItem=(currentTopItem+1)%this._physicalCount;currentVirtualItem++}this._updateScrollerSize(true);this._positionItems();this._resetScrollPosition(this._physicalTop+this._scrollerPaddingTop+targetOffsetTop);this._increasePoolIfNeeded();this._firstVisibleIndexVal=null;this._lastVisibleIndexVal=null},_resetAverage:function(){this._physicalAverage=0;this._physicalAverageCount=0},_resizeHandler:function(){var delta=Math.abs(this._viewportHeight-this._scrollTargetHeight);if(IOS&&delta>0&&delta<100){return}Polymer.dom.addDebouncer(this.debounce("_debounceTemplate",function(){this.updateViewportBoundaries();this._render();if(this._isVisible){this.toggleScrollListener(true);if(this._physicalCount>0){this._resetAverage();this.scrollToIndex(this.firstVisibleIndex)}}else{this.toggleScrollListener(false)}}.bind(this),1))},_getModelFromItem:function(item){var key=this._collection.getKey(item);var pidx=this._physicalIndexForKey[key];if(pidx!=null){return this._physicalItems[pidx]._templateInstance}return null},_getNormalizedItem:function(item){if(this._collection.getKey(item)===undefined){if(typeof item==="number"){item=this.items[item];if(!item){throw new RangeError("<item> not found")}return item}throw new TypeError("<item> should be a valid item")}return item},selectItem:function(item){item=this._getNormalizedItem(item);var model=this._getModelFromItem(item);if(!this.multiSelection&&this.selectedItem){this.deselectItem(this.selectedItem)}if(model){model[this.selectedAs]=true}this.$.selector.select(item);this.updateSizeForItem(item)},deselectItem:function(item){item=this._getNormalizedItem(item);var model=this._getModelFromItem(item);if(model){model[this.selectedAs]=false}this.$.selector.deselect(item);this.updateSizeForItem(item)},toggleSelectionForItem:function(item){item=this._getNormalizedItem(item);if(this.$.selector.isSelected(item)){this.deselectItem(item)}else{this.selectItem(item)}},clearSelection:function(){function unselect(item){var model=this._getModelFromItem(item);if(model){model[this.selectedAs]=false}}if(Array.isArray(this.selectedItems)){this.selectedItems.forEach(unselect,this)}else if(this.selectedItem){unselect.call(this,this.selectedItem)}this.$.selector.clearSelection()},_selectionEnabledChanged:function(selectionEnabled){var handler=selectionEnabled?this.listen:this.unlisten;handler.call(this,this,"tap","_selectionHandler")},_selectionHandler:function(e){var model=this.modelForElement(e.target);if(!model){return}var modelTabIndex,activeElTabIndex;var target=Polymer.dom(e).path[0];var activeEl=Polymer.dom(this.domHost?this.domHost.root:document).activeElement;
+if (!("key" in KeyboardEvent.prototype)) {
+  Object.defineProperty(KeyboardEvent.prototype, "key", {
+    get: function() {
+      if (this.keyCode >= 48 && this.keyCode <= 57)
+        return String.fromCharCode(this.keyCode);
+      if (this.keyCode >= 65 && this.keyCode <= 90) {
+        var result = String.fromCharCode(this.keyCode).toLowerCase();
+        if (this.shiftKey)
+          result = result.toUpperCase();
+        return result
+      }
+      switch (this.keyCode) {
+        case 8:
+          return "Backspace";
+        case 9:
+          return "Tab";
+        case 13:
+          return "Enter";
+        case 16:
+          return "Shift";
+        case 17:
+          return "Control";
+        case 18:
+          return "Alt";
+        case 27:
+          return "Escape";
+        case 32:
+          return " ";
+        case 33:
+          return "PageUp";
+        case 34:
+          return "PageDown";
+        case 35:
+          return "End";
+        case 36:
+          return "Home";
+        case 37:
+          return "ArrowLeft";
+        case 38:
+          return "ArrowUp";
+        case 39:
+          return "ArrowRight";
+        case 40:
+          return "ArrowDown";
+        case 45:
+          return "Insert";
+        case 46:
+          return "Delete";
+        case 91:
+          return "Meta";
+        case 112:
+          return "F1";
+        case 113:
+          return "F2";
+        case 114:
+          return "F3";
+        case 115:
+          return "F4";
+        case 116:
+          return "F5";
+        case 117:
+          return "F6";
+        case 118:
+          return "F7";
+        case 119:
+          return "F8";
+        case 120:
+          return "F9";
+        case 121:
+          return "F10";
+        case 122:
+          return "F11";
+        case 123:
+          return "F12";
+        case 187:
+          return "=";
+        case 189:
+          return "-";
+        case 219:
+          return "[";
+        case 221:
+          return "]"
+      }
+      return "Unidentified"
+    }
+  })
+} else {
+  window.console.log("KeyboardEvent.Key polyfill not required")
+}
+// /* </if> */  /* is_ios */
+function importModules(moduleNames) {
+  return new Promise(function(resolve) {
+    define(moduleNames, function() {
+      resolve(Array.from(arguments))
+    })
+  })
+}
+function hasKeyModifiers(e) {
+  return !!(e.altKey || e.ctrlKey || e.metaKey || e.shiftKey)
+}
+Polymer.IronResizableBehavior = {
+  properties: {
+    _parentResizable: {type: Object, observer: "_parentResizableChanged"},
+    _notifyingDescendant: {type: Boolean, value: false}
+  },
+  listeners: {
+    "iron-request-resize-notifications": "_onIronRequestResizeNotifications"
+  },
+  created: function() {
+    this._interestedResizables = [];
+    this._boundNotifyResize = this.notifyResize.bind(this)
+  },
+  attached: function() {
+    this.fire(
+        "iron-request-resize-notifications", null,
+        {node: this, bubbles: true, cancelable: true});
+    if (!this._parentResizable) {
+      window.addEventListener("resize", this._boundNotifyResize);
+      this.notifyResize()
+    }
+  },
+  detached: function() {
+    if (this._parentResizable) {
+      this._parentResizable.stopResizeNotificationsFor(this)
+    } else {
+      window.removeEventListener("resize", this._boundNotifyResize)
+    }
+    this._parentResizable = null
+  },
+  notifyResize: function() {
+    if (!this.isAttached) {
+      return
+    }
+    this._interestedResizables.forEach(function(resizable) {
+      if (this.resizerShouldNotify(resizable)) {
+        this._notifyDescendant(resizable)
+      }
+    }, this);
+    this._fireResize()
+  },
+  assignParentResizable: function(parentResizable) {
+    this._parentResizable = parentResizable
+  },
+  stopResizeNotificationsFor: function(target) {
+    var index = this._interestedResizables.indexOf(target);
+    if (index > -1) {
+      this._interestedResizables.splice(index, 1);
+      this.unlisten(target, "iron-resize", "_onDescendantIronResize")
+    }
+  },
+  resizerShouldNotify: function(element) {
+    return true
+  },
+  _onDescendantIronResize: function(event) {
+    if (this._notifyingDescendant) {
+      event.stopPropagation();
+      return
+    }
+    if (!Polymer.Settings.useShadow) {
+      this._fireResize()
+    }
+  },
+  _fireResize: function() {
+    this.fire("iron-resize", null, {node: this, bubbles: false})
+  },
+  _onIronRequestResizeNotifications: function(event) {
+    var target = event.path ? event.path[0] : event.target;
+    if (target === this) {
+      return
+    }
+    if (this._interestedResizables.indexOf(target) === -1) {
+      this._interestedResizables.push(target);
+      this.listen(target, "iron-resize", "_onDescendantIronResize")
+    }
+    target.assignParentResizable(this);
+    this._notifyDescendant(target);
+    event.stopPropagation()
+  },
+  _parentResizableChanged: function(parentResizable) {
+    if (parentResizable) {
+      window.removeEventListener("resize", this._boundNotifyResize)
+    }
+  },
+  _notifyDescendant: function(descendant) {
+    if (!this.isAttached) {
+      return
+    }
+    this._notifyingDescendant = true;
+    descendant.notifyResize();
+    this._notifyingDescendant = false
+  }
+};
+(function() {
+  "use strict";
+  var KEY_IDENTIFIER = {
+    "U+0008": "backspace",
+    "U+0009": "tab",
+    "U+001B": "esc",
+    "U+0020": "space",
+    "U+007F": "del"
+  };
+  var KEY_CODE = {
+    8: "backspace",
+    9: "tab",
+    13: "enter",
+    27: "esc",
+    33: "pageup",
+    34: "pagedown",
+    35: "end",
+    36: "home",
+    32: "space",
+    37: "left",
+    38: "up",
+    39: "right",
+    40: "down",
+    46: "del",
+    106: "*"
+  };
+  var MODIFIER_KEYS =
+      {shift: "shiftKey", ctrl: "ctrlKey", alt: "altKey", meta: "metaKey"};
+  var KEY_CHAR = /[a-z0-9*]/;
+  var IDENT_CHAR = /U\+/;
+  var ARROW_KEY = /^arrow/;
+  var SPACE_KEY = /^space(bar)?/;
+  var ESC_KEY = /^escape$/;
+  function transformKey(key, noSpecialChars) {
+    var validKey = "";
+    if (key) {
+      var lKey = key.toLowerCase();
+      if (lKey === " " || SPACE_KEY.test(lKey)) {
+        validKey = "space"
+      } else if (ESC_KEY.test(lKey)) {
+        validKey = "esc"
+      } else if (lKey.length == 1) {
+        if (!noSpecialChars || KEY_CHAR.test(lKey)) {
+          validKey = lKey
+        }
+      } else if (ARROW_KEY.test(lKey)) {
+        validKey = lKey.replace("arrow", "")
+      } else if (lKey == "multiply") {
+        validKey = "*"
+      } else {
+        validKey = lKey
+      }
+    }
+    return validKey
+  }
+  function transformKeyIdentifier(keyIdent) {
+    var validKey = "";
+    if (keyIdent) {
+      if (keyIdent in KEY_IDENTIFIER) {
+        validKey = KEY_IDENTIFIER[keyIdent]
+      } else if (IDENT_CHAR.test(keyIdent)) {
+        keyIdent = parseInt(keyIdent.replace("U+", "0x"), 16);
+        validKey = String.fromCharCode(keyIdent).toLowerCase()
+      } else {
+        validKey = keyIdent.toLowerCase()
+      }
+    }
+    return validKey
+  }
+  function transformKeyCode(keyCode) {
+    var validKey = "";
+    if (Number(keyCode)) {
+      if (keyCode >= 65 && keyCode <= 90) {
+        validKey = String.fromCharCode(32 + keyCode)
+      } else if (keyCode >= 112 && keyCode <= 123) {
+        validKey = "f" + (keyCode - 112)
+      } else if (keyCode >= 48 && keyCode <= 57) {
+        validKey = String(keyCode - 48)
+      } else if (keyCode >= 96 && keyCode <= 105) {
+        validKey = String(keyCode - 96)
+      } else {
+        validKey = KEY_CODE[keyCode]
+      }
+    }
+    return validKey
+  }
+  function normalizedKeyForEvent(keyEvent, noSpecialChars) {
+    if (keyEvent.key) {
+      return transformKey(keyEvent.key, noSpecialChars)
+    }
+    if (keyEvent.detail && keyEvent.detail.key) {
+      return transformKey(keyEvent.detail.key, noSpecialChars)
+    }
+    return transformKeyIdentifier(keyEvent.keyIdentifier) ||
+        transformKeyCode(keyEvent.keyCode) || ""
+  }
+  function keyComboMatchesEvent(keyCombo, event) {
+    var keyEvent = normalizedKeyForEvent(event, keyCombo.hasModifiers);
+    return keyEvent === keyCombo.key &&
+        (!keyCombo.hasModifiers ||
+         !!event.shiftKey === !!keyCombo.shiftKey &&
+             !!event.ctrlKey === !!keyCombo.ctrlKey &&
+             !!event.altKey === !!keyCombo.altKey &&
+             !!event.metaKey === !!keyCombo.metaKey)
+  }
+  function parseKeyComboString(keyComboString) {
+    if (keyComboString.length === 1) {
+      return {
+        combo: keyComboString, key: keyComboString, event: "keydown"
+      }
+    }
+    return keyComboString.split("+")
+        .reduce(function(parsedKeyCombo, keyComboPart) {
+          var eventParts = keyComboPart.split(":");
+          var keyName = eventParts[0];
+          var event = eventParts[1];
+          if (keyName in MODIFIER_KEYS) {
+            parsedKeyCombo[MODIFIER_KEYS[keyName]] = true;
+            parsedKeyCombo.hasModifiers = true
+          } else {
+            parsedKeyCombo.key = keyName;
+            parsedKeyCombo.event = event || "keydown"
+          }
+          return parsedKeyCombo
+        }, {combo: keyComboString.split(":").shift()})
+  }
+  function parseEventString(eventString) {
+    return eventString.trim().split(" ").map(function(keyComboString) {
+      return parseKeyComboString(keyComboString)
+    })
+  }
+  Polymer.IronA11yKeysBehavior = {
+    properties: {
+      keyEventTarget: {
+        type: Object,
+        value: function() {
+          return this
+        }
+      },
+      stopKeyboardEventPropagation: {type: Boolean, value: false},
+      _boundKeyHandlers: {
+        type: Array,
+        value: function() {
+          return []
+        }
+      },
+      _imperativeKeyBindings: {
+        type: Object,
+        value: function() {
+          return {}
+        }
+      }
+    },
+    observers: ["_resetKeyEventListeners(keyEventTarget, _boundKeyHandlers)"],
+    keyBindings: {},
+    registered: function() {
+      this._prepKeyBindings()
+    },
+    attached: function() {
+      this._listenKeyEventListeners()
+    },
+    detached: function() {
+      this._unlistenKeyEventListeners()
+    },
+    addOwnKeyBinding: function(eventString, handlerName) {
+      this._imperativeKeyBindings[eventString] = handlerName;
+      this._prepKeyBindings();
+      this._resetKeyEventListeners()
+    },
+    removeOwnKeyBindings: function() {
+      this._imperativeKeyBindings = {};
+      this._prepKeyBindings();
+      this._resetKeyEventListeners()
+    },
+    keyboardEventMatchesKeys: function(event, eventString) {
+      var keyCombos = parseEventString(eventString);
+      for (var i = 0; i < keyCombos.length; ++i) {
+        if (keyComboMatchesEvent(keyCombos[i], event)) {
+          return true
+        }
+      }
+      return false
+    },
+    _collectKeyBindings: function() {
+      var keyBindings = this.behaviors.map(function(behavior) {
+        return behavior.keyBindings
+      });
+      if (keyBindings.indexOf(this.keyBindings) === -1) {
+        keyBindings.push(this.keyBindings)
+      }
+      return keyBindings
+    },
+    _prepKeyBindings: function() {
+      this._keyBindings = {};
+      this._collectKeyBindings().forEach(function(keyBindings) {
+        for (var eventString in keyBindings) {
+          this._addKeyBinding(eventString, keyBindings[eventString])
+        }
+      }, this);
+      for (var eventString in this._imperativeKeyBindings) {
+        this._addKeyBinding(
+            eventString, this._imperativeKeyBindings[eventString])
+      }
+      for (var eventName in this._keyBindings) {
+        this._keyBindings[eventName].sort(function(kb1, kb2) {
+          var b1 = kb1[0].hasModifiers;
+          var b2 = kb2[0].hasModifiers;
+          return b1 === b2 ? 0 : b1 ? -1 : 1
+        })
+      }
+    },
+    _addKeyBinding: function(eventString, handlerName) {
+      parseEventString(eventString).forEach(function(keyCombo) {
+        this._keyBindings[keyCombo.event] =
+            this._keyBindings[keyCombo.event] || [];
+        this._keyBindings[keyCombo.event].push([keyCombo, handlerName])
+      }, this)
+    },
+    _resetKeyEventListeners: function() {
+      this._unlistenKeyEventListeners();
+      if (this.isAttached) {
+        this._listenKeyEventListeners()
+      }
+    },
+    _listenKeyEventListeners: function() {
+      if (!this.keyEventTarget) {
+        return
+      }
+      Object.keys(this._keyBindings).forEach(function(eventName) {
+        var keyBindings = this._keyBindings[eventName];
+        var boundKeyHandler = this._onKeyBindingEvent.bind(this, keyBindings);
+        this._boundKeyHandlers.push(
+            [this.keyEventTarget, eventName, boundKeyHandler]);
+        this.keyEventTarget.addEventListener(eventName, boundKeyHandler)
+      }, this)
+    },
+    _unlistenKeyEventListeners: function() {
+      var keyHandlerTuple;
+      var keyEventTarget;
+      var eventName;
+      var boundKeyHandler;
+      while (this._boundKeyHandlers.length) {
+        keyHandlerTuple = this._boundKeyHandlers.pop();
+        keyEventTarget = keyHandlerTuple[0];
+        eventName = keyHandlerTuple[1];
+        boundKeyHandler = keyHandlerTuple[2];
+        keyEventTarget.removeEventListener(eventName, boundKeyHandler)
+      }
+    },
+    _onKeyBindingEvent: function(keyBindings, event) {
+      if (this.stopKeyboardEventPropagation) {
+        event.stopPropagation()
+      }
+      if (event.defaultPrevented) {
+        return
+      }
+      for (var i = 0; i < keyBindings.length; i++) {
+        var keyCombo = keyBindings[i][0];
+        var handlerName = keyBindings[i][1];
+        if (keyComboMatchesEvent(keyCombo, event)) {
+          this._triggerKeyHandler(keyCombo, handlerName, event);
+          if (event.defaultPrevented) {
+            return
+          }
+        }
+      }
+    },
+    _triggerKeyHandler: function(keyCombo, handlerName, keyboardEvent) {
+      var detail = Object.create(keyCombo);
+      detail.keyboardEvent = keyboardEvent;
+      var event =
+          new CustomEvent(keyCombo.event, {detail: detail, cancelable: true});
+      this[handlerName].call(this, event);
+      if (event.defaultPrevented) {
+        keyboardEvent.preventDefault()
+      }
+    }
+  }
+})();
+Polymer.IronScrollTargetBehavior = {
+  properties: {
+    scrollTarget: {
+      type: HTMLElement,
+      value: function() {
+        return this._defaultScrollTarget
+      }
+    }
+  },
+  observers: ["_scrollTargetChanged(scrollTarget, isAttached)"],
+  _shouldHaveListener: true,
+  _scrollTargetChanged: function(scrollTarget, isAttached) {
+    var eventTarget;
+    if (this._oldScrollTarget) {
+      this._toggleScrollListener(false, this._oldScrollTarget);
+      this._oldScrollTarget = null
+    }
+    if (!isAttached) {
+      return
+    }
+    if (scrollTarget === "document") {
+      this.scrollTarget = this._doc
+    } else if (typeof scrollTarget === "string") {
+      this.scrollTarget = this.domHost ?
+          this.domHost.$[scrollTarget] :
+          Polymer.dom(this.ownerDocument).querySelector("#" + scrollTarget)
+    } else if (this._isValidScrollTarget()) {
+      this._boundScrollHandler =
+          this._boundScrollHandler || this._scrollHandler.bind(this);
+      this._oldScrollTarget = scrollTarget;
+      this._toggleScrollListener(this._shouldHaveListener, scrollTarget)
+    }
+  },
+  _scrollHandler: function scrollHandler() {},
+  get _defaultScrollTarget() {
+    return this._doc
+  },
+  get _doc() {
+    return this.ownerDocument.documentElement
+  },
+  get _scrollTop() {
+    if (this._isValidScrollTarget()) {
+      return this.scrollTarget === this._doc ? window.pageYOffset :
+                                               this.scrollTarget.scrollTop
+    }
+    return 0
+  },
+  get _scrollLeft() {
+    if (this._isValidScrollTarget()) {
+      return this.scrollTarget === this._doc ? window.pageXOffset :
+                                               this.scrollTarget.scrollLeft
+    }
+    return 0
+  },
+  set _scrollTop(top) {
+    if (this.scrollTarget === this._doc) {
+      window.scrollTo(window.pageXOffset, top)
+    } else if (this._isValidScrollTarget()) {
+      this.scrollTarget.scrollTop = top
+    }
+  },
+  set _scrollLeft(left) {
+    if (this.scrollTarget === this._doc) {
+      window.scrollTo(left, window.pageYOffset)
+    } else if (this._isValidScrollTarget()) {
+      this.scrollTarget.scrollLeft = left
+    }
+  },
+  scroll: function(left, top) {
+    if (this.scrollTarget === this._doc) {
+      window.scrollTo(left, top)
+    } else if (this._isValidScrollTarget()) {
+      this.scrollTarget.scrollLeft = left;
+      this.scrollTarget.scrollTop = top
+    }
+  },
+  get _scrollTargetWidth() {
+    if (this._isValidScrollTarget()) {
+      return this.scrollTarget === this._doc ? window.innerWidth :
+                                               this.scrollTarget.offsetWidth
+    }
+    return 0
+  },
+  get _scrollTargetHeight() {
+    if (this._isValidScrollTarget()) {
+      return this.scrollTarget === this._doc ? window.innerHeight :
+                                               this.scrollTarget.offsetHeight
+    }
+    return 0
+  },
+  _isValidScrollTarget: function() {
+    return this.scrollTarget instanceof HTMLElement
+  },
+  _toggleScrollListener: function(yes, scrollTarget) {
+    if (!this._boundScrollHandler) {
+      return
+    }
+    var eventTarget = scrollTarget === this._doc ? window : scrollTarget;
+    if (yes) {
+      eventTarget.addEventListener("scroll", this._boundScrollHandler)
+    } else {
+      eventTarget.removeEventListener("scroll", this._boundScrollHandler)
+    }
+  },
+  toggleScrollListener: function(yes) {
+    this._shouldHaveListener = yes;
+    this._toggleScrollListener(yes, this.scrollTarget)
+  }
+};
+(function() {
+  var IOS = navigator.userAgent.match(/iP(?:hone|ad;(?: U;)? CPU) OS (\d+)/);
+  var IOS_TOUCH_SCROLLING = IOS && IOS[1] >= 8;
+  var DEFAULT_PHYSICAL_COUNT = 3;
+  var HIDDEN_Y = "-10000px";
+  var ITEM_WIDTH = 0;
+  var ITEM_HEIGHT = 1;
+  var SECRET_TABINDEX = -100;
+  Polymer({is:"iron-list",properties:{items:{type:Array},maxPhysicalCount:{type:Number,value:500},as:{type:String,value:"item"},indexAs:{type:String,value:"index"},selectedAs:{type:String,value:"selected"},grid:{type:Boolean,value:false,reflectToAttribute:true},selectionEnabled:{type:Boolean,value:false},selectedItem:{type:Object,notify:true},selectedItems:{type:Object,notify:true},multiSelection:{type:Boolean,value:false}},observers:["_itemsChanged(items.*)","_selectionEnabledChanged(selectionEnabled)","_multiSelectionChanged(multiSelection)","_setOverflow(scrollTarget)"],behaviors:[Polymer.Templatizer,Polymer.IronResizableBehavior,Polymer.IronA11yKeysBehavior,Polymer.IronScrollTargetBehavior],keyBindings:{up:"_didMoveUp",down:"_didMoveDown",enter:"_didEnter"},_ratio:.5,_scrollerPaddingTop:0,_scrollPosition:0,_physicalSize:0,_physicalAverage:0,_physicalAverageCount:0,_physicalTop:0,_virtualCount:0,_physicalIndexForKey:null,_estScrollHeight:0,_scrollHeight:0,_viewportHeight:0,_viewportWidth:0,_physicalItems:null,_physicalSizes:null,_firstVisibleIndexVal:null,_lastVisibleIndexVal:null,_collection:null,_maxPages:2,_focusedItem:null,_focusedIndex:-1,_offscreenFocusedItem:null,_focusBackfillItem:null,_itemsPerRow:1,_itemWidth:0,_rowHeight:0,_templateCost:0,get _physicalBottom(){return this._physicalTop+this._physicalSize},get _scrollBottom(){return this._scrollPosition+this._viewportHeight},get _virtualEnd(){return this._virtualStart+this._physicalCount-1},get _hiddenContentSize(){var size=this.grid?this._physicalRows*this._rowHeight:this._physicalSize;return size-this._viewportHeight},get _maxScrollTop(){return this._estScrollHeight-this._viewportHeight+this._scrollerPaddingTop},_minVirtualStart:0,get _maxVirtualStart(){return Math.max(0,this._virtualCount-this._physicalCount)},_virtualStartVal:0,set _virtualStart(val){this._virtualStartVal=Math.min(this._maxVirtualStart,Math.max(this._minVirtualStart,val))},get _virtualStart(){return this._virtualStartVal||0},_physicalStartVal:0,set _physicalStart(val){this._physicalStartVal=val%this._physicalCount;if(this._physicalStartVal<0){this._physicalStartVal=this._physicalCount+this._physicalStartVal}this._physicalEnd=(this._physicalStart+this._physicalCount-1)%this._physicalCount},get _physicalStart(){return this._physicalStartVal||0},_physicalCountVal:0,set _physicalCount(val){this._physicalCountVal=val;this._physicalEnd=(this._physicalStart+this._physicalCount-1)%this._physicalCount},get _physicalCount(){return this._physicalCountVal},_physicalEnd:0,get _optPhysicalSize(){if(this.grid){return this._estRowsInView*this._rowHeight*this._maxPages}return this._viewportHeight*this._maxPages},get _isVisible(){return Boolean(this.offsetWidth||this.offsetHeight)},get firstVisibleIndex(){if(this._firstVisibleIndexVal===null){var physicalOffset=Math.floor(this._physicalTop+this._scrollerPaddingTop);this._firstVisibleIndexVal=this._iterateItems(function(pidx,vidx){physicalOffset+=this._getPhysicalSizeIncrement(pidx);if(physicalOffset>this._scrollPosition){return this.grid?vidx-vidx%this._itemsPerRow:vidx}if(this.grid&&this._virtualCount-1===vidx){return vidx-vidx%this._itemsPerRow}})||0}return this._firstVisibleIndexVal},get lastVisibleIndex(){if(this._lastVisibleIndexVal===null){if(this.grid){var lastIndex=this.firstVisibleIndex+this._estRowsInView*this._itemsPerRow-1;this._lastVisibleIndexVal=Math.min(this._virtualCount,lastIndex)}else{var physicalOffset=this._physicalTop;this._iterateItems(function(pidx,vidx){if(physicalOffset<this._scrollBottom){this._lastVisibleIndexVal=vidx}else{return true}physicalOffset+=this._getPhysicalSizeIncrement(pidx)})}}return this._lastVisibleIndexVal},get _defaultScrollTarget(){return this},get _virtualRowCount(){return Math.ceil(this._virtualCount/this._itemsPerRow)},get _estRowsInView(){return Math.ceil(this._viewportHeight/this._rowHeight)},get _physicalRows(){return Math.ceil(this._physicalCount/this._itemsPerRow)},ready:function(){this.addEventListener("focus",this._didFocus.bind(this),true)},attached:function(){if(this._physicalCount===0){this._debounceTemplate(this._render)}this.listen(this,"iron-resize","_resizeHandler")},detached:function(){this.unlisten(this,"iron-resize","_resizeHandler")},_setOverflow:function(scrollTarget){this.style.webkitOverflowScrolling=scrollTarget===this?"touch":"";this.style.overflow=scrollTarget===this?"auto":""},updateViewportBoundaries:function(){this._scrollerPaddingTop=this.scrollTarget===this?0:parseInt(window.getComputedStyle(this)["padding-top"],10);this._viewportWidth=this.$.items.offsetWidth;this._viewportHeight=this._scrollTargetHeight;this.grid&&this._updateGridMetrics()},_scrollHandler:function(){var scrollTop=Math.max(0,Math.min(this._maxScrollTop,this._scrollTop));var delta=scrollTop-this._scrollPosition;var isScrollingDown=delta>=0;this._scrollPosition=scrollTop;this._firstVisibleIndexVal=null;this._lastVisibleIndexVal=null;if(Math.abs(delta)>this._physicalSize){var idxAdjustment=Math.round(delta/this._physicalAverage)*this._itemsPerRow;this._physicalTop=this._physicalTop+delta;this._virtualStart=this._virtualStart+idxAdjustment;this._physicalStart=this._physicalStart+idxAdjustment;this._update()}else{var reusables=this._getReusables(isScrollingDown);if(isScrollingDown){this._physicalTop=reusables.physicalTop;this._virtualStart=this._virtualStart+reusables.indexes.length;this._physicalStart=this._physicalStart+reusables.indexes.length}else{this._virtualStart=this._virtualStart-reusables.indexes.length;this._physicalStart=this._physicalStart-reusables.indexes.length}if(reusables.indexes.length===0){this._increasePoolIfNeeded()}else{this._update(reusables.indexes,isScrollingDown?null:reusables.indexes)}}},_getReusables:function(fromTop){var ith,lastIth,offsetContent,physicalItemHeight;var idxs=[];var protectedOffsetContent=this._hiddenContentSize*this._ratio;var virtualStart=this._virtualStart;var virtualEnd=this._virtualEnd;var physicalCount=this._physicalCount;var physicalTop=this._physicalTop+this._scrollerPaddingTop;var scrollTop=this._scrollTop;var scrollBottom=this._scrollBottom;if(fromTop){ith=this._physicalStart;lastIth=this._physicalEnd;offsetContent=scrollTop-physicalTop}else{ith=this._physicalEnd;lastIth=this._physicalStart;offsetContent=this._physicalBottom-scrollBottom}while(true){physicalItemHeight=this._getPhysicalSizeIncrement(ith);offsetContent=offsetContent-physicalItemHeight;if(idxs.length>=physicalCount||offsetContent<=protectedOffsetContent){break}if(fromTop){if(virtualEnd+idxs.length+1>=this._virtualCount){break}if(physicalTop+physicalItemHeight>=scrollTop){break}idxs.push(ith);physicalTop=physicalTop+physicalItemHeight;ith=(ith+1)%physicalCount}else{if(virtualStart-idxs.length<=0){break}if(physicalTop+this._physicalSize-physicalItemHeight<=scrollBottom){break}idxs.push(ith);physicalTop=physicalTop-physicalItemHeight;ith=ith===0?physicalCount-1:ith-1}}return{indexes:idxs,physicalTop:physicalTop-this._scrollerPaddingTop}},_update:function(itemSet,movingUp){if(itemSet&&itemSet.length===0){return}this._manageFocus();this._assignModels(itemSet);this._updateMetrics(itemSet);if(movingUp){while(movingUp.length){var idx=movingUp.pop();this._physicalTop-=this._getPhysicalSizeIncrement(idx)}}this._positionItems();this._updateScrollerSize();this._increasePoolIfNeeded()},_createPool:function(size){var physicalItems=new Array(size);this._ensureTemplatized();for(var i=0;i<size;i++){var inst=this.stamp(null);physicalItems[i]=inst.root.querySelector("*");Polymer.dom(this).appendChild(inst.root)}return physicalItems},_increasePoolIfNeeded:function(){if(this._viewportHeight===0){return false}var self=this;var isClientFull=this._physicalBottom>=this._scrollBottom&&this._physicalTop<=this._scrollPosition;if(this._physicalSize>=this._optPhysicalSize&&isClientFull){return false}var maxPoolSize=Math.round(this._physicalCount*.5);if(!isClientFull){this._debounceTemplate(this._increasePool.bind(this,maxPoolSize));return true}this._yield(function(){self._increasePool(Math.min(maxPoolSize,Math.max(1,Math.round(50/self._templateCost))))});return true},_yield:function(cb){var g=window;var handle=g.requestIdleCallback?g.requestIdleCallback(cb):g.setTimeout(cb,16);Polymer.dom.addDebouncer({complete:function(){g.cancelIdleCallback?g.cancelIdleCallback(handle):g.clearTimeout(handle);cb()}})},_increasePool:function(missingItems){var nextPhysicalCount=Math.min(this._physicalCount+missingItems,this._virtualCount-this._virtualStart,Math.max(this.maxPhysicalCount,DEFAULT_PHYSICAL_COUNT));var prevPhysicalCount=this._physicalCount;var delta=nextPhysicalCount-prevPhysicalCount;var ts=window.performance.now();if(delta<=0){return}[].push.apply(this._physicalItems,this._createPool(delta));[].push.apply(this._physicalSizes,new Array(delta));this._physicalCount=prevPhysicalCount+delta;if(this._physicalStart>this._physicalEnd&&this._isIndexRendered(this._focusedIndex)&&this._getPhysicalIndex(this._focusedIndex)<this._physicalEnd){this._physicalStart=this._physicalStart+delta}this._update();this._templateCost=(window.performance.now()-ts)/delta},_render:function(){if(this.isAttached&&this._isVisible){if(this._physicalCount===0){this.updateViewportBoundaries();this._increasePool(DEFAULT_PHYSICAL_COUNT)}else{var reusables=this._getReusables(true);this._physicalTop=reusables.physicalTop;this._virtualStart=this._virtualStart+reusables.indexes.length;this._physicalStart=this._physicalStart+reusables.indexes.length;this._update(reusables.indexes);this._update()}}},_ensureTemplatized:function(){if(!this.ctor){var props={};props.__key__=true;props[this.as]=true;props[this.indexAs]=true;props[this.selectedAs]=true;props.tabIndex=true;this._instanceProps=props;this._userTemplate=Polymer.dom(this).querySelector("template");if(this._userTemplate){this.templatize(this._userTemplate)}else{console.warn("iron-list requires a template to be provided in light-dom")}}},_getStampedChildren:function(){return this._physicalItems},_forwardInstancePath:function(inst,path,value){if(path.indexOf(this.as+".")===0){this.notifyPath("items."+inst.__key__+"."+path.slice(this.as.length+1),value)}},_forwardParentProp:function(prop,value){if(this._physicalItems){this._physicalItems.forEach(function(item){item._templateInstance[prop]=value},this)}},_forwardParentPath:function(path,value){if(this._physicalItems){this._physicalItems.forEach(function(item){item._templateInstance.notifyPath(path,value,true)},this)}},_forwardItemPath:function(path,value){if(!this._physicalIndexForKey){return}var dot=path.indexOf(".");var key=path.substring(0,dot<0?path.length:dot);var idx=this._physicalIndexForKey[key];var offscreenItem=this._offscreenFocusedItem;var el=offscreenItem&&offscreenItem._templateInstance.__key__===key?offscreenItem:this._physicalItems[idx];if(!el||el._templateInstance.__key__!==key){return}if(dot>=0){path=this.as+"."+path.substring(dot+1);el._templateInstance.notifyPath(path,value,true)}else{var currentItem=el._templateInstance[this.as];if(Array.isArray(this.selectedItems)){for(var i=0;i<this.selectedItems.length;i++){if(this.selectedItems[i]===currentItem){this.set("selectedItems."+i,value);break}}}else if(this.selectedItem===currentItem){this.set("selectedItem",value)}el._templateInstance[this.as]=value}},_itemsChanged:function(change){if(change.path==="items"){this._virtualStart=0;this._physicalTop=0;this._virtualCount=this.items?this.items.length:0;this._collection=this.items?Polymer.Collection.get(this.items):null;this._physicalIndexForKey={};this._firstVisibleIndexVal=null;this._lastVisibleIndexVal=null;this._physicalCount=this._physicalCount||0;this._physicalItems=this._physicalItems||[];this._physicalSizes=this._physicalSizes||[];this._physicalStart=0;this._resetScrollPosition(0);this._removeFocusedItem();this._debounceTemplate(this._render)}else if(change.path==="items.splices"){this._adjustVirtualIndex(change.value.indexSplices);this._virtualCount=this.items?this.items.length:0;this._debounceTemplate(this._render)}else{this._forwardItemPath(change.path.split(".").slice(1).join("."),change.value)}},_adjustVirtualIndex:function(splices){splices.forEach(function(splice){splice.removed.forEach(this._removeItem,this);if(splice.index<this._virtualStart){var delta=Math.max(splice.addedCount-splice.removed.length,splice.index-this._virtualStart);this._virtualStart=this._virtualStart+delta;if(this._focusedIndex>=0){this._focusedIndex=this._focusedIndex+delta}}},this)},_removeItem:function(item){this.$.selector.deselect(item);if(this._focusedItem&&this._focusedItem._templateInstance[this.as]===item){this._removeFocusedItem()}},_iterateItems:function(fn,itemSet){var pidx,vidx,rtn,i;if(arguments.length===2&&itemSet){for(i=0;i<itemSet.length;i++){pidx=itemSet[i];vidx=this._computeVidx(pidx);if((rtn=fn.call(this,pidx,vidx))!=null){return rtn}}}else{pidx=this._physicalStart;vidx=this._virtualStart;for(;pidx<this._physicalCount;pidx++,vidx++){if((rtn=fn.call(this,pidx,vidx))!=null){return rtn}}for(pidx=0;pidx<this._physicalStart;pidx++,vidx++){if((rtn=fn.call(this,pidx,vidx))!=null){return rtn}}}},_computeVidx:function(pidx){if(pidx>=this._physicalStart){return this._virtualStart+(pidx-this._physicalStart)}return this._virtualStart+(this._physicalCount-this._physicalStart)+pidx},_assignModels:function(itemSet){this._iterateItems(function(pidx,vidx){var el=this._physicalItems[pidx];var inst=el._templateInstance;var item=this.items&&this.items[vidx];if(item!=null){inst[this.as]=item;inst.__key__=this._collection.getKey(item);inst[this.selectedAs]=this.$.selector.isSelected(item);inst[this.indexAs]=vidx;inst.tabIndex=this._focusedIndex===vidx?0:-1;this._physicalIndexForKey[inst.__key__]=pidx;el.removeAttribute("hidden")}else{inst.__key__=null;el.setAttribute("hidden","")}},itemSet)},_updateMetrics:function(itemSet){Polymer.dom.flush();var newPhysicalSize=0;var oldPhysicalSize=0;var prevAvgCount=this._physicalAverageCount;var prevPhysicalAvg=this._physicalAverage;this._iterateItems(function(pidx,vidx){oldPhysicalSize+=this._physicalSizes[pidx]||0;this._physicalSizes[pidx]=this._physicalItems[pidx].offsetHeight;newPhysicalSize+=this._physicalSizes[pidx];this._physicalAverageCount+=this._physicalSizes[pidx]?1:0},itemSet);if(this.grid){this._updateGridMetrics();this._physicalSize=Math.ceil(this._physicalCount/this._itemsPerRow)*this._rowHeight}else{this._physicalSize=this._physicalSize+newPhysicalSize-oldPhysicalSize}if(this._physicalAverageCount!==prevAvgCount){this._physicalAverage=Math.round((prevPhysicalAvg*prevAvgCount+newPhysicalSize)/this._physicalAverageCount)}},_updateGridMetrics:function(){this._itemWidth=this._physicalCount>0?this._physicalItems[0].getBoundingClientRect().width:200;this._rowHeight=this._physicalCount>0?this._physicalItems[0].offsetHeight:200;this._itemsPerRow=this._itemWidth?Math.floor(this._viewportWidth/this._itemWidth):this._itemsPerRow},_positionItems:function(){this._adjustScrollPosition();var y=this._physicalTop;if(this.grid){var totalItemWidth=this._itemsPerRow*this._itemWidth;var rowOffset=(this._viewportWidth-totalItemWidth)/2;this._iterateItems(function(pidx,vidx){var modulus=vidx%this._itemsPerRow;var x=Math.floor(modulus*this._itemWidth+rowOffset);this.translate3d(x+"px",y+"px",0,this._physicalItems[pidx]);if(this._shouldRenderNextRow(vidx)){y+=this._rowHeight}})}else{this._iterateItems(function(pidx,vidx){this.translate3d(0,y+"px",0,this._physicalItems[pidx]);y+=this._physicalSizes[pidx]})}},_getPhysicalSizeIncrement:function(pidx){if(!this.grid){return this._physicalSizes[pidx]}if(this._computeVidx(pidx)%this._itemsPerRow!==this._itemsPerRow-1){return 0}return this._rowHeight},_shouldRenderNextRow:function(vidx){return vidx%this._itemsPerRow===this._itemsPerRow-1},_adjustScrollPosition:function(){var deltaHeight=this._virtualStart===0?this._physicalTop:Math.min(this._scrollPosition+this._physicalTop,0);if(deltaHeight){this._physicalTop=this._physicalTop-deltaHeight;if(!IOS_TOUCH_SCROLLING&&this._physicalTop!==0){this._resetScrollPosition(this._scrollTop-deltaHeight)}}},_resetScrollPosition:function(pos){if(this.scrollTarget){this._scrollTop=pos;this._scrollPosition=this._scrollTop}},_updateScrollerSize:function(forceUpdate){if(this.grid){this._estScrollHeight=this._virtualRowCount*this._rowHeight}else{this._estScrollHeight=this._physicalBottom+Math.max(this._virtualCount-this._physicalCount-this._virtualStart,0)*this._physicalAverage}forceUpdate=forceUpdate||this._scrollHeight===0;forceUpdate=forceUpdate||this._scrollPosition>=this._estScrollHeight-this._physicalSize;forceUpdate=forceUpdate||this.grid&&this.$.items.style.height<this._estScrollHeight;if(forceUpdate||Math.abs(this._estScrollHeight-this._scrollHeight)>=this._optPhysicalSize){this.$.items.style.height=this._estScrollHeight+"px";this._scrollHeight=this._estScrollHeight}},scrollToItem:function(item){return this.scrollToIndex(this.items.indexOf(item))},scrollToIndex:function(idx){if(typeof idx!=="number"||idx<0||idx>this.items.length-1){return}Polymer.dom.flush();if(this._physicalCount===0){return}idx=Math.min(Math.max(idx,0),this._virtualCount-1);if(!this._isIndexRendered(idx)||idx>=this._maxVirtualStart){this._virtualStart=this.grid?idx-this._itemsPerRow*2:idx-1}this._manageFocus();this._assignModels();this._updateMetrics();this._physicalTop=Math.floor(this._virtualStart/this._itemsPerRow)*this._physicalAverage;var currentTopItem=this._physicalStart;var currentVirtualItem=this._virtualStart;var targetOffsetTop=0;var hiddenContentSize=this._hiddenContentSize;while(currentVirtualItem<idx&&targetOffsetTop<=hiddenContentSize){targetOffsetTop=targetOffsetTop+this._getPhysicalSizeIncrement(currentTopItem);currentTopItem=(currentTopItem+1)%this._physicalCount;currentVirtualItem++}this._updateScrollerSize(true);this._positionItems();this._resetScrollPosition(this._physicalTop+this._scrollerPaddingTop+targetOffsetTop);this._increasePoolIfNeeded();this._firstVisibleIndexVal=null;this._lastVisibleIndexVal=null},_resetAverage:function(){this._physicalAverage=0;this._physicalAverageCount=0},_resizeHandler:function(){var delta=Math.abs(this._viewportHeight-this._scrollTargetHeight);if(IOS&&delta>0&&delta<100){return}Polymer.dom.addDebouncer(this.debounce("_debounceTemplate",function(){this.updateViewportBoundaries();this._render();if(this._isVisible){this.toggleScrollListener(true);if(this._physicalCount>0){this._resetAverage();this.scrollToIndex(this.firstVisibleIndex)}}else{this.toggleScrollListener(false)}}.bind(this),1))},_getModelFromItem:function(item){var key=this._collection.getKey(item);var pidx=this._physicalIndexForKey[key];if(pidx!=null){return this._physicalItems[pidx]._templateInstance}return null},_getNormalizedItem:function(item){if(this._collection.getKey(item)===undefined){if(typeof item==="number"){item=this.items[item];if(!item){throw new RangeError("<item> not found")}return item}throw new TypeError("<item> should be a valid item")}return item},selectItem:function(item){item=this._getNormalizedItem(item);var model=this._getModelFromItem(item);if(!this.multiSelection&&this.selectedItem){this.deselectItem(this.selectedItem)}if(model){model[this.selectedAs]=true}this.$.selector.select(item);this.updateSizeForItem(item)},deselectItem:function(item){item=this._getNormalizedItem(item);var model=this._getModelFromItem(item);if(model){model[this.selectedAs]=false}this.$.selector.deselect(item);this.updateSizeForItem(item)},toggleSelectionForItem:function(item){item=this._getNormalizedItem(item);if(this.$.selector.isSelected(item)){this.deselectItem(item)}else{this.selectItem(item)}},clearSelection:function(){function unselect(item){var model=this._getModelFromItem(item);if(model){model[this.selectedAs]=false}}if(Array.isArray(this.selectedItems)){this.selectedItems.forEach(unselect,this)}else if(this.selectedItem){unselect.call(this,this.selectedItem)}this.$.selector.clearSelection()},_selectionEnabledChanged:function(selectionEnabled){var handler=selectionEnabled?this.listen:this.unlisten;handler.call(this,this,"tap","_selectionHandler")},_selectionHandler:function(e){var model=this.modelForElement(e.target);if(!model){return}var modelTabIndex,activeElTabIndex;var target=Polymer.dom(e).path[0];var activeEl=Polymer.dom(this.domHost?this.domHost.root:document).activeElement;
 
-var physicalItem=this._physicalItems[this._getPhysicalIndex(model[this.indexAs])];if(target.localName==="input"||target.localName==="button"||target.localName==="select"){return}modelTabIndex=model.tabIndex;model.tabIndex=SECRET_TABINDEX;activeElTabIndex=activeEl?activeEl.tabIndex:-1;model.tabIndex=modelTabIndex;if(activeEl&&physicalItem!==activeEl&&physicalItem.contains(activeEl)&&activeElTabIndex!==SECRET_TABINDEX){return}this.toggleSelectionForItem(model[this.as])},_multiSelectionChanged:function(multiSelection){this.clearSelection();this.$.selector.multi=multiSelection},updateSizeForItem:function(item){item=this._getNormalizedItem(item);var key=this._collection.getKey(item);var pidx=this._physicalIndexForKey[key];if(pidx!=null){this._updateMetrics([pidx]);this._positionItems()}},_manageFocus:function(){var fidx=this._focusedIndex;if(fidx>=0&&fidx<this._virtualCount){if(this._isIndexRendered(fidx)){this._restoreFocusedItem()}else{this._createFocusBackfillItem()}}else if(this._virtualCount>0&&this._physicalCount>0){this._focusedIndex=this._virtualStart;this._focusedItem=this._physicalItems[this._physicalStart]}},_isIndexRendered:function(idx){return idx>=this._virtualStart&&idx<=this._virtualEnd},_isIndexVisible:function(idx){return idx>=this.firstVisibleIndex&&idx<=this.lastVisibleIndex},_getPhysicalIndex:function(idx){return this._physicalIndexForKey[this._collection.getKey(this._getNormalizedItem(idx))]},_focusPhysicalItem:function(idx){if(idx<0||idx>=this._virtualCount){return}this._restoreFocusedItem();if(!this._isIndexRendered(idx)){this.scrollToIndex(idx)}var physicalItem=this._physicalItems[this._getPhysicalIndex(idx)];var model=physicalItem._templateInstance;var focusable;model.tabIndex=SECRET_TABINDEX;if(physicalItem.tabIndex===SECRET_TABINDEX){focusable=physicalItem}if(!focusable){focusable=Polymer.dom(physicalItem).querySelector('[tabindex="'+SECRET_TABINDEX+'"]')}model.tabIndex=0;this._focusedIndex=idx;focusable&&focusable.focus()},_removeFocusedItem:function(){if(this._offscreenFocusedItem){Polymer.dom(this).removeChild(this._offscreenFocusedItem)}this._offscreenFocusedItem=null;this._focusBackfillItem=null;this._focusedItem=null;this._focusedIndex=-1},_createFocusBackfillItem:function(){var fidx=this._focusedIndex;var pidx=this._getPhysicalIndex(fidx);if(this._offscreenFocusedItem||pidx==null||fidx<0){return}if(!this._focusBackfillItem){var stampedTemplate=this.stamp(null);this._focusBackfillItem=stampedTemplate.root.querySelector("*");Polymer.dom(this).appendChild(stampedTemplate.root)}this._offscreenFocusedItem=this._physicalItems[pidx];this._offscreenFocusedItem._templateInstance.tabIndex=0;this._physicalItems[pidx]=this._focusBackfillItem;this.translate3d(0,HIDDEN_Y,0,this._offscreenFocusedItem)},_restoreFocusedItem:function(){var pidx,fidx=this._focusedIndex;if(!this._offscreenFocusedItem||this._focusedIndex<0){return}this._assignModels();pidx=this._getPhysicalIndex(fidx);if(pidx!=null){this._focusBackfillItem=this._physicalItems[pidx];this._focusBackfillItem._templateInstance.tabIndex=-1;this._physicalItems[pidx]=this._offscreenFocusedItem;this._offscreenFocusedItem=null;this.translate3d(0,HIDDEN_Y,0,this._focusBackfillItem)}},_didFocus:function(e){var targetModel=this.modelForElement(e.target);var focusedModel=this._focusedItem?this._focusedItem._templateInstance:null;var hasOffscreenFocusedItem=this._offscreenFocusedItem!==null;var fidx=this._focusedIndex;if(!targetModel||!focusedModel){return}if(focusedModel===targetModel){if(!this._isIndexVisible(fidx)){this.scrollToIndex(fidx)}}else{this._restoreFocusedItem();focusedModel.tabIndex=-1;targetModel.tabIndex=0;fidx=targetModel[this.indexAs];this._focusedIndex=fidx;this._focusedItem=this._physicalItems[this._getPhysicalIndex(fidx)];if(hasOffscreenFocusedItem&&!this._offscreenFocusedItem){this._update()}}},_didMoveUp:function(){this._focusPhysicalItem(this._focusedIndex-1)},_didMoveDown:function(e){e.detail.keyboardEvent.preventDefault();this._focusPhysicalItem(this._focusedIndex+1)},_didEnter:function(e){this._focusPhysicalItem(this._focusedIndex);this._selectionHandler(e.detail.keyboardEvent)}})})();
+var physicalItem=this._physicalItems[this._getPhysicalIndex(model[this.indexAs])];if(target.localName==="input"||target.localName==="button"||target.localName==="select"){return}modelTabIndex=model.tabIndex;model.tabIndex=SECRET_TABINDEX;activeElTabIndex=activeEl?activeEl.tabIndex:-1;model.tabIndex=modelTabIndex;if(activeEl&&physicalItem!==activeEl&&physicalItem.contains(activeEl)&&activeElTabIndex!==SECRET_TABINDEX){return}this.toggleSelectionForItem(model[this.as])},_multiSelectionChanged:function(multiSelection){this.clearSelection();this.$.selector.multi=multiSelection},updateSizeForItem:function(item){item=this._getNormalizedItem(item);var key=this._collection.getKey(item);var pidx=this._physicalIndexForKey[key];if(pidx!=null){this._updateMetrics([pidx]);this._positionItems()}},_manageFocus:function(){var fidx=this._focusedIndex;if(fidx>=0&&fidx<this._virtualCount){if(this._isIndexRendered(fidx)){this._restoreFocusedItem()}else{this._createFocusBackfillItem()}}else if(this._virtualCount>0&&this._physicalCount>0){this._focusedIndex=this._virtualStart;this._focusedItem=this._physicalItems[this._physicalStart]}},_isIndexRendered:function(idx){return idx>=this._virtualStart&&idx<=this._virtualEnd},_isIndexVisible:function(idx){return idx>=this.firstVisibleIndex&&idx<=this.lastVisibleIndex},_getPhysicalIndex:function(idx){return this._physicalIndexForKey[this._collection.getKey(this._getNormalizedItem(idx))]},_focusPhysicalItem:function(idx){if(idx<0||idx>=this._virtualCount){return}this._restoreFocusedItem();if(!this._isIndexRendered(idx)){this.scrollToIndex(idx)}var physicalItem=this._physicalItems[this._getPhysicalIndex(idx)];var model=physicalItem._templateInstance;var focusable;model.tabIndex=SECRET_TABINDEX;if(physicalItem.tabIndex===SECRET_TABINDEX){focusable=physicalItem}if(!focusable){focusable=Polymer.dom(physicalItem).querySelector('[tabindex="'+SECRET_TABINDEX+'"]')}model.tabIndex=0;this._focusedIndex=idx;focusable&&focusable.focus()},_removeFocusedItem:function(){if(this._offscreenFocusedItem){Polymer.dom(this).removeChild(this._offscreenFocusedItem)}this._offscreenFocusedItem=null;this._focusBackfillItem=null;this._focusedItem=null;this._focusedIndex=-1},_createFocusBackfillItem:function(){var fidx=this._focusedIndex;var pidx=this._getPhysicalIndex(fidx);if(this._offscreenFocusedItem||pidx==null||fidx<0){return}if(!this._focusBackfillItem){var stampedTemplate=this.stamp(null);this._focusBackfillItem=stampedTemplate.root.querySelector("*");Polymer.dom(this).appendChild(stampedTemplate.root)}this._offscreenFocusedItem=this._physicalItems[pidx];this._offscreenFocusedItem._templateInstance.tabIndex=0;this._physicalItems[pidx]=this._focusBackfillItem;this.translate3d(0,HIDDEN_Y,0,this._offscreenFocusedItem)},_restoreFocusedItem:function(){var pidx,fidx=this._focusedIndex;if(!this._offscreenFocusedItem||this._focusedIndex<0){return}this._assignModels();pidx=this._getPhysicalIndex(fidx);if(pidx!=null){this._focusBackfillItem=this._physicalItems[pidx];this._focusBackfillItem._templateInstance.tabIndex=-1;this._physicalItems[pidx]=this._offscreenFocusedItem;this._offscreenFocusedItem=null;this.translate3d(0,HIDDEN_Y,0,this._focusBackfillItem)}},_didFocus:function(e){var targetModel=this.modelForElement(e.target);var focusedModel=this._focusedItem?this._focusedItem._templateInstance:null;var hasOffscreenFocusedItem=this._offscreenFocusedItem!==null;var fidx=this._focusedIndex;if(!targetModel||!focusedModel){return}if(focusedModel===targetModel){if(!this._isIndexVisible(fidx)){this.scrollToIndex(fidx)}}else{this._restoreFocusedItem();focusedModel.tabIndex=-1;targetModel.tabIndex=0;fidx=targetModel[this.indexAs];this._focusedIndex=fidx;this._focusedItem=this._physicalItems[this._getPhysicalIndex(fidx)];if(hasOffscreenFocusedItem&&!this._offscreenFocusedItem){this._update()}}},_didMoveUp:function(){this._focusPhysicalItem(this._focusedIndex-1)},_didMoveDown:function(e){e.detail.keyboardEvent.preventDefault();this._focusPhysicalItem(this._focusedIndex+1)},_didEnter:function(e){this._focusPhysicalItem(this._focusedIndex);this._selectionHandler(e.detail.keyboardEvent)}})
+})();
 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-cr.define("downloads",function(){function chromeSendWithId(chromeSendName){return function(id){chrome.send(chromeSendName,[id])}}function ActionService(){this.searchTerms_=[]}function trim(s){return s.trim()}function truthy(value){return!!value}ActionService.splitTerms=function(searchText){return searchText.split(/"([^"]*)"/).map(trim).filter(truthy)};ActionService.prototype={cancel:chromeSendWithId("cancel"),clearAll:function(){if(loadTimeData.getBoolean("allowDeletingHistory")){chrome.send("clearAll");this.search("")}},discardDangerous:chromeSendWithId("discardDangerous"),download:function(url){var a=document.createElement("a");a.href=url;a.setAttribute("download","");a.click()},drag:chromeSendWithId("drag"),loadMore:function(){chrome.send("getDownloads",this.searchTerms_)},isSearching:function(){return this.searchTerms_.length>0},openDownloadsFolder:function(){chrome.send("openDownloadsFolderRequiringGesture")},openFile:chromeSendWithId("openFileRequiringGesture"),pause:chromeSendWithId("pause"),remove:chromeSendWithId("remove"),resume:chromeSendWithId("resume"),saveDangerous:chromeSendWithId("saveDangerousRequiringGesture"),search:function(searchText){var searchTerms=ActionService.splitTerms(searchText);var sameTerms=searchTerms.length==this.searchTerms_.length;for(var i=0;sameTerms&&i<searchTerms.length;++i){if(searchTerms[i]!=this.searchTerms_[i])sameTerms=false}if(sameTerms)return false;this.searchTerms_=searchTerms;this.loadMore();return true},show:chromeSendWithId("show"),undo:chrome.send.bind(chrome,"undo")};cr.addSingletonGetter(ActionService);return{ActionService:ActionService}});
+cr.define("downloads", function() {
+  function chromeSendWithId(chromeSendName) {
+    return function(id) {
+      chrome.send(chromeSendName, [id])
+    }
+  }
+  function ActionService() {
+    this.searchTerms_ = []
+  }
+  function trim(s) {
+    return s.trim()
+  }
+  function truthy(value) {
+    return !!value
+  }
+  ActionService.splitTerms = function(searchText) {
+    return searchText.split(/"([^"]*)"/).map(trim).filter(truthy)
+  };
+  ActionService.prototype = {
+    cancel: chromeSendWithId("cancel"),
+    clearAll: function() {
+      if (loadTimeData.getBoolean("allowDeletingHistory")) {
+        chrome.send("clearAll");
+        this.search("")
+      }
+    },
+    discardDangerous: chromeSendWithId("discardDangerous"),
+    download: function(url) {
+      var a = document.createElement("a");
+      a.href = url;
+      a.setAttribute("download", "");
+      a.click()
+    },
+    drag: chromeSendWithId("drag"),
+    loadMore: function() {
+      chrome.send("getDownloads", this.searchTerms_)
+    },
+    isSearching: function() {
+      return this.searchTerms_.length > 0
+    },
+    openDownloadsFolder: function() {
+      chrome.send("openDownloadsFolderRequiringGesture")
+    },
+    openFile: chromeSendWithId("openFileRequiringGesture"),
+    pause: chromeSendWithId("pause"),
+    remove: chromeSendWithId("remove"),
+    resume: chromeSendWithId("resume"),
+    saveDangerous: chromeSendWithId("saveDangerousRequiringGesture"),
+    search: function(searchText) {
+      var searchTerms = ActionService.splitTerms(searchText);
+      var sameTerms = searchTerms.length == this.searchTerms_.length;
+      for (var i = 0; sameTerms && i < searchTerms.length; ++i) {
+        if (searchTerms[i] != this.searchTerms_[i])
+          sameTerms = false
+      }
+      if (sameTerms)
+        return false;
+      this.searchTerms_ = searchTerms;
+      this.loadMore();
+      return true
+    },
+    show: chromeSendWithId("show"),
+    undo: chrome.send.bind(chrome, "undo")
+  };
+  cr.addSingletonGetter(ActionService);
+  return {
+    ActionService: ActionService
+  }
+});
 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-cr.define("downloads",function(){var DangerType={NOT_DANGEROUS:"NOT_DANGEROUS",DANGEROUS_FILE:"DANGEROUS_FILE",DANGEROUS_URL:"DANGEROUS_URL",DANGEROUS_CONTENT:"DANGEROUS_CONTENT",UNCOMMON_CONTENT:"UNCOMMON_CONTENT",DANGEROUS_HOST:"DANGEROUS_HOST",POTENTIALLY_UNWANTED:"POTENTIALLY_UNWANTED"};var States={IN_PROGRESS:"IN_PROGRESS",CANCELLED:"CANCELLED",COMPLETE:"COMPLETE",PAUSED:"PAUSED",DANGEROUS:"DANGEROUS",INTERRUPTED:"INTERRUPTED"};return{DangerType:DangerType,States:States}});
+cr.define("downloads", function() {
+  var DangerType = {
+    NOT_DANGEROUS: "NOT_DANGEROUS",
+    DANGEROUS_FILE: "DANGEROUS_FILE",
+    DANGEROUS_URL: "DANGEROUS_URL",
+    DANGEROUS_CONTENT: "DANGEROUS_CONTENT",
+    UNCOMMON_CONTENT: "UNCOMMON_CONTENT",
+    DANGEROUS_HOST: "DANGEROUS_HOST",
+    POTENTIALLY_UNWANTED: "POTENTIALLY_UNWANTED"
+  };
+  var States = {
+    IN_PROGRESS: "IN_PROGRESS",
+    CANCELLED: "CANCELLED",
+    COMPLETE: "COMPLETE",
+    PAUSED: "PAUSED",
+    DANGEROUS: "DANGEROUS",
+    INTERRUPTED: "INTERRUPTED"
+  };
+  return {
+    DangerType: DangerType, States: States
+  }
+});
 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-var ActionLink=document.registerElement("action-link",{prototype:{__proto__:HTMLAnchorElement.prototype,createdCallback:function(){this.tabIndex=this.disabled?-1:0;if(!this.hasAttribute("role"))this.setAttribute("role","link");this.addEventListener("keydown",function(e){if(!this.disabled&&e.key=="Enter"&&!this.href){window.setTimeout(this.click.bind(this),0)}});function preventDefault(e){e.preventDefault()}function removePreventDefault(){document.removeEventListener("selectstart",preventDefault);document.removeEventListener("mouseup",removePreventDefault)}this.addEventListener("mousedown",function(){document.addEventListener("selectstart",preventDefault);document.addEventListener("mouseup",removePreventDefault);if(document.activeElement!=this)this.classList.add("no-outline")});this.addEventListener("blur",function(){this.classList.remove("no-outline")})},set disabled(disabled){if(disabled)HTMLAnchorElement.prototype.setAttribute.call(this,"disabled","");else HTMLAnchorElement.prototype.removeAttribute.call(this,"disabled");this.tabIndex=disabled?-1:0},get disabled(){return this.hasAttribute("disabled")},setAttribute:function(attr,val){if(attr.toLowerCase()=="disabled")this.disabled=true;else HTMLAnchorElement.prototype.setAttribute.apply(this,arguments)},removeAttribute:function(attr){if(attr.toLowerCase()=="disabled")this.disabled=false;else HTMLAnchorElement.prototype.removeAttribute.apply(this,arguments)}},"extends":"a"});(function(){var metaDatas={};var metaArrays={};var singleton=null;Polymer.IronMeta=Polymer({is:"iron-meta",properties:{type:{type:String,value:"default",observer:"_typeChanged"},key:{type:String,observer:"_keyChanged"},value:{type:Object,notify:true,observer:"_valueChanged"},self:{type:Boolean,observer:"_selfChanged"},list:{type:Array,notify:true}},hostAttributes:{hidden:true},factoryImpl:function(config){if(config){for(var n in config){switch(n){case"type":case"key":case"value":this[n]=config[n];break}}}},created:function(){this._metaDatas=metaDatas;this._metaArrays=metaArrays},_keyChanged:function(key,old){this._resetRegistration(old)},_valueChanged:function(value){this._resetRegistration(this.key)},_selfChanged:function(self){if(self){this.value=this}},_typeChanged:function(type){this._unregisterKey(this.key);if(!metaDatas[type]){metaDatas[type]={}}this._metaData=metaDatas[type];if(!metaArrays[type]){metaArrays[type]=[]}this.list=metaArrays[type];this._registerKeyValue(this.key,this.value)},byKey:function(key){return this._metaData&&this._metaData[key]},_resetRegistration:function(oldKey){this._unregisterKey(oldKey);this._registerKeyValue(this.key,this.value)},_unregisterKey:function(key){this._unregister(key,this._metaData,this.list)},_registerKeyValue:function(key,value){this._register(key,value,this._metaData,this.list)},_register:function(key,value,data,list){if(key&&data&&value!==undefined){data[key]=value;list.push(value)}},_unregister:function(key,data,list){if(key&&data){if(key in data){var value=data[key];delete data[key];this.arrayDelete(list,value)}}}});Polymer.IronMeta.getIronMeta=function getIronMeta(){if(singleton===null){singleton=new Polymer.IronMeta}return singleton};Polymer.IronMetaQuery=Polymer({is:"iron-meta-query",properties:{type:{type:String,value:"default",observer:"_typeChanged"},key:{type:String,observer:"_keyChanged"},value:{type:Object,notify:true,readOnly:true},list:{type:Array,notify:true}},factoryImpl:function(config){if(config){for(var n in config){switch(n){case"type":case"key":this[n]=config[n];break}}}},created:function(){this._metaDatas=metaDatas;this._metaArrays=metaArrays},_keyChanged:function(key){this._setValue(this._metaData&&this._metaData[key])},_typeChanged:function(type){this._metaData=metaDatas[type];this.list=metaArrays[type];if(this.key){this._keyChanged(this.key)}},byKey:function(key){return this._metaData&&this._metaData[key]}})})();Polymer({is:"iron-icon",properties:{icon:{type:String,observer:"_iconChanged"},theme:{type:String,observer:"_updateIcon"},src:{type:String,observer:"_srcChanged"},_meta:{value:Polymer.Base.create("iron-meta",{type:"iconset"}),observer:"_updateIcon"}},_DEFAULT_ICONSET:"icons",_iconChanged:function(icon){var parts=(icon||"").split(":");this._iconName=parts.pop();this._iconsetName=parts.pop()||this._DEFAULT_ICONSET;this._updateIcon()},_srcChanged:function(src){this._updateIcon()},_usesIconset:function(){return this.icon||!this.src},_updateIcon:function(){if(this._usesIconset()){if(this._img&&this._img.parentNode){Polymer.dom(this.root).removeChild(this._img)}if(this._iconName===""){if(this._iconset){this._iconset.removeIcon(this)}}else if(this._iconsetName&&this._meta){this._iconset=this._meta.byKey(this._iconsetName);if(this._iconset){this._iconset.applyIcon(this,this._iconName,this.theme);this.unlisten(window,"iron-iconset-added","_updateIcon")}else{this.listen(window,"iron-iconset-added","_updateIcon")}}}else{if(this._iconset){this._iconset.removeIcon(this)}if(!this._img){this._img=document.createElement("img");this._img.style.width="100%";this._img.style.height="100%";this._img.draggable=false}this._img.src=this.src;Polymer.dom(this.root).appendChild(this._img)}}});Polymer.IronControlState={properties:{focused:{type:Boolean,value:false,notify:true,readOnly:true,reflectToAttribute:true},disabled:{type:Boolean,value:false,notify:true,observer:"_disabledChanged",reflectToAttribute:true},_oldTabIndex:{type:Number},_boundFocusBlurHandler:{type:Function,value:function(){return this._focusBlurHandler.bind(this)}}},observers:["_changedControlState(focused, disabled)"],ready:function(){this.addEventListener("focus",this._boundFocusBlurHandler,true);this.addEventListener("blur",this._boundFocusBlurHandler,true)},_focusBlurHandler:function(event){if(event.target===this){this._setFocused(event.type==="focus")}else if(!this.shadowRoot){var target=Polymer.dom(event).localTarget;if(!this.isLightDescendant(target)){this.fire(event.type,{sourceEvent:event},{node:this,bubbles:event.bubbles,cancelable:event.cancelable})}}},_disabledChanged:function(disabled,old){this.setAttribute("aria-disabled",disabled?"true":"false");this.style.pointerEvents=disabled?"none":"";if(disabled){this._oldTabIndex=this.tabIndex;this._setFocused(false);this.tabIndex=-1;this.blur()}else if(this._oldTabIndex!==undefined){this.tabIndex=this._oldTabIndex}},_changedControlState:function(){if(this._controlStateChanged){this._controlStateChanged()}}};Polymer.IronButtonStateImpl={properties:{pressed:{type:Boolean,readOnly:true,value:false,reflectToAttribute:true,observer:"_pressedChanged"},toggles:{type:Boolean,value:false,reflectToAttribute:true},active:{type:Boolean,value:false,notify:true,reflectToAttribute:true},pointerDown:{type:Boolean,readOnly:true,value:false},receivedFocusFromKeyboard:{type:Boolean,readOnly:true},ariaActiveAttribute:{type:String,value:"aria-pressed",observer:"_ariaActiveAttributeChanged"}},listeners:{down:"_downHandler",up:"_upHandler",tap:"_tapHandler"},observers:["_detectKeyboardFocus(focused)","_activeChanged(active, ariaActiveAttribute)"],keyBindings:{"enter:keydown":"_asyncClick","space:keydown":"_spaceKeyDownHandler","space:keyup":"_spaceKeyUpHandler"},_mouseEventRe:/^mouse/,_tapHandler:function(){if(this.toggles){this._userActivate(!this.active)}else{this.active=false}},_detectKeyboardFocus:function(focused){this._setReceivedFocusFromKeyboard(!this.pointerDown&&focused)},_userActivate:function(active){if(this.active!==active){this.active=active;this.fire("change")}},_downHandler:function(event){this._setPointerDown(true);this._setPressed(true);this._setReceivedFocusFromKeyboard(false)},_upHandler:function(){this._setPointerDown(false);this._setPressed(false)},_spaceKeyDownHandler:function(event){var keyboardEvent=event.detail.keyboardEvent;var target=Polymer.dom(keyboardEvent).localTarget;if(this.isLightDescendant(target))return;keyboardEvent.preventDefault();keyboardEvent.stopImmediatePropagation();this._setPressed(true)},_spaceKeyUpHandler:function(event){var keyboardEvent=event.detail.keyboardEvent;var target=Polymer.dom(keyboardEvent).localTarget;if(this.isLightDescendant(target))return;if(this.pressed){this._asyncClick()}this._setPressed(false)},_asyncClick:function(){this.async(function(){this.click()},1)},_pressedChanged:function(pressed){this._changedButtonState()},_ariaActiveAttributeChanged:function(value,oldValue){if(oldValue&&oldValue!=value&&this.hasAttribute(oldValue)){this.removeAttribute(oldValue)}},_activeChanged:function(active,ariaActiveAttribute){if(this.toggles){this.setAttribute(this.ariaActiveAttribute,active?"true":"false")}else{this.removeAttribute(this.ariaActiveAttribute)}this._changedButtonState()},_controlStateChanged:function(){if(this.disabled){this._setPressed(false)}else{this._changedButtonState()}},_changedButtonState:function(){if(this._buttonStateChanged){this._buttonStateChanged()}}};Polymer.IronButtonState=[Polymer.IronA11yKeysBehavior,Polymer.IronButtonStateImpl];(function(){var Utility={distance:function(x1,y1,x2,y2){var xDelta=x1-x2;var yDelta=y1-y2;return Math.sqrt(xDelta*xDelta+yDelta*yDelta)},now:window.performance&&window.performance.now?window.performance.now.bind(window.performance):Date.now};function ElementMetrics(element){this.element=element;this.width=this.boundingRect.width;this.height=this.boundingRect.height;this.size=Math.max(this.width,this.height)}ElementMetrics.prototype={get boundingRect(){return this.element.getBoundingClientRect()},furthestCornerDistanceFrom:function(x,y){var topLeft=Utility.distance(x,y,0,0);var topRight=Utility.distance(x,y,this.width,0);var bottomLeft=Utility.distance(x,y,0,this.height);var bottomRight=Utility.distance(x,y,this.width,this.height);return Math.max(topLeft,topRight,bottomLeft,bottomRight)}};function Ripple(element){this.element=element;this.color=window.getComputedStyle(element).color;this.wave=document.createElement("div");this.waveContainer=document.createElement("div");this.wave.style.backgroundColor=this.color;this.wave.classList.add("wave");this.waveContainer.classList.add("wave-container");Polymer.dom(this.waveContainer).appendChild(this.wave);this.resetInteractionState()}Ripple.MAX_RADIUS=300;Ripple.prototype={get recenters(){return this.element.recenters},get center(){return this.element.center},get mouseDownElapsed(){var elapsed;if(!this.mouseDownStart){return 0}elapsed=Utility.now()-this.mouseDownStart;if(this.mouseUpStart){elapsed-=this.mouseUpElapsed}return elapsed},get mouseUpElapsed(){return this.mouseUpStart?Utility.now()-this.mouseUpStart:0},get mouseDownElapsedSeconds(){return this.mouseDownElapsed/1e3},get mouseUpElapsedSeconds(){return this.mouseUpElapsed/1e3},get mouseInteractionSeconds(){return this.mouseDownElapsedSeconds+this.mouseUpElapsedSeconds},get initialOpacity(){return this.element.initialOpacity},get opacityDecayVelocity(){return this.element.opacityDecayVelocity},get radius(){var width2=this.containerMetrics.width*this.containerMetrics.width;var height2=this.containerMetrics.height*this.containerMetrics.height;var waveRadius=Math.min(Math.sqrt(width2+height2),Ripple.MAX_RADIUS)*1.1+5;var duration=1.1-.2*(waveRadius/Ripple.MAX_RADIUS);var timeNow=this.mouseInteractionSeconds/duration;var size=waveRadius*(1-Math.pow(80,-timeNow));return Math.abs(size)},get opacity(){if(!this.mouseUpStart){return this.initialOpacity}return Math.max(0,this.initialOpacity-this.mouseUpElapsedSeconds*this.opacityDecayVelocity)},get outerOpacity(){var outerOpacity=this.mouseUpElapsedSeconds*.3;var waveOpacity=this.opacity;return Math.max(0,Math.min(outerOpacity,waveOpacity))},get isOpacityFullyDecayed(){return this.opacity<.01&&this.radius>=Math.min(this.maxRadius,Ripple.MAX_RADIUS)},get isRestingAtMaxRadius(){return this.opacity>=this.initialOpacity&&this.radius>=Math.min(this.maxRadius,Ripple.MAX_RADIUS)},get isAnimationComplete(){return this.mouseUpStart?this.isOpacityFullyDecayed:this.isRestingAtMaxRadius},get translationFraction(){return Math.min(1,this.radius/this.containerMetrics.size*2/Math.sqrt(2))},get xNow(){if(this.xEnd){return this.xStart+this.translationFraction*(this.xEnd-this.xStart)}return this.xStart},get yNow(){if(this.yEnd){return this.yStart+this.translationFraction*(this.yEnd-this.yStart)}return this.yStart},get isMouseDown(){return this.mouseDownStart&&!this.mouseUpStart},resetInteractionState:function(){this.maxRadius=0;this.mouseDownStart=0;this.mouseUpStart=0;this.xStart=0;this.yStart=0;this.xEnd=0;this.yEnd=0;this.slideDistance=0;this.containerMetrics=new ElementMetrics(this.element)},draw:function(){var scale;var translateString;var dx;var dy;this.wave.style.opacity=this.opacity;scale=this.radius/(this.containerMetrics.size/2);dx=this.xNow-this.containerMetrics.width/2;dy=this.yNow-this.containerMetrics.height/2;this.waveContainer.style.webkitTransform="translate("+dx+"px, "+dy+"px)";this.waveContainer.style.transform="translate3d("+dx+"px, "+dy+"px, 0)";this.wave.style.webkitTransform="scale("+scale+","+scale+")";this.wave.style.transform="scale3d("+scale+","+scale+",1)"},downAction:function(event){var xCenter=this.containerMetrics.width/2;var yCenter=this.containerMetrics.height/2;this.resetInteractionState();this.mouseDownStart=Utility.now();if(this.center){this.xStart=xCenter;this.yStart=yCenter;this.slideDistance=Utility.distance(this.xStart,this.yStart,this.xEnd,this.yEnd)}else{this.xStart=event?event.detail.x-this.containerMetrics.boundingRect.left:this.containerMetrics.width/2;this.yStart=event?event.detail.y-this.containerMetrics.boundingRect.top:this.containerMetrics.height/2}if(this.recenters){this.xEnd=xCenter;this.yEnd=yCenter;this.slideDistance=Utility.distance(this.xStart,this.yStart,this.xEnd,this.yEnd)}this.maxRadius=this.containerMetrics.furthestCornerDistanceFrom(this.xStart,this.yStart);this.waveContainer.style.top=(this.containerMetrics.height-this.containerMetrics.size)/2+"px";this.waveContainer.style.left=(this.containerMetrics.width-this.containerMetrics.size)/2+"px";this.waveContainer.style.width=this.containerMetrics.size+"px";this.waveContainer.style.height=this.containerMetrics.size+"px"},upAction:function(event){if(!this.isMouseDown){return}this.mouseUpStart=Utility.now()},remove:function(){Polymer.dom(this.waveContainer.parentNode).removeChild(this.waveContainer)}};Polymer({is:"paper-ripple",behaviors:[Polymer.IronA11yKeysBehavior],properties:{initialOpacity:{type:Number,value:.25},opacityDecayVelocity:{type:Number,value:.8},recenters:{type:Boolean,value:false},center:{type:Boolean,value:false},ripples:{type:Array,value:function(){return[]}},animating:{type:Boolean,readOnly:true,reflectToAttribute:true,value:false},holdDown:{type:Boolean,value:false,observer:"_holdDownChanged"},noink:{type:Boolean,value:false},_animating:{type:Boolean},_boundAnimate:{type:Function,value:function(){return this.animate.bind(this)}}},get target(){return this.keyEventTarget},keyBindings:{"enter:keydown":"_onEnterKeydown","space:keydown":"_onSpaceKeydown","space:keyup":"_onSpaceKeyup"},attached:function(){if(this.parentNode.nodeType==11){this.keyEventTarget=Polymer.dom(this).getOwnerRoot().host}else{this.keyEventTarget=this.parentNode}var keyEventTarget=this.keyEventTarget;this.listen(keyEventTarget,"up","uiUpAction");this.listen(keyEventTarget,"down","uiDownAction")},detached:function(){this.unlisten(this.keyEventTarget,"up","uiUpAction");this.unlisten(this.keyEventTarget,"down","uiDownAction");this.keyEventTarget=null},get shouldKeepAnimating(){for(var index=0;index<this.ripples.length;++index){if(!this.ripples[index].isAnimationComplete){return true}}return false},simulatedRipple:function(){this.downAction(null);this.async(function(){this.upAction()},1)},uiDownAction:function(event){if(!this.noink){this.downAction(event)}},downAction:function(event){if(this.holdDown&&this.ripples.length>0){return}var ripple=this.addRipple();ripple.downAction(event);if(!this._animating){this._animating=true;this.animate()}},uiUpAction:function(event){if(!this.noink){this.upAction(event)}},upAction:function(event){if(this.holdDown){return}this.ripples.forEach(function(ripple){ripple.upAction(event)});this._animating=true;this.animate()},onAnimationComplete:function(){this._animating=false;this.$.background.style.backgroundColor=null;this.fire("transitionend")},addRipple:function(){var ripple=new Ripple(this);Polymer.dom(this.$.waves).appendChild(ripple.waveContainer);this.$.background.style.backgroundColor=ripple.color;this.ripples.push(ripple);this._setAnimating(true);return ripple},removeRipple:function(ripple){var rippleIndex=this.ripples.indexOf(ripple);if(rippleIndex<0){return}this.ripples.splice(rippleIndex,1);ripple.remove();if(!this.ripples.length){this._setAnimating(false)}},animate:function(){if(!this._animating){return}var index;var ripple;for(index=0;index<this.ripples.length;++index){ripple=this.ripples[index];ripple.draw();this.$.background.style.opacity=ripple.outerOpacity;if(ripple.isOpacityFullyDecayed&&!ripple.isRestingAtMaxRadius){this.removeRipple(ripple)}}if(!this.shouldKeepAnimating&&this.ripples.length===0){this.onAnimationComplete()}else{window.requestAnimationFrame(this._boundAnimate)}},_onEnterKeydown:function(){this.uiDownAction();this.async(this.uiUpAction,1)},_onSpaceKeydown:function(){this.uiDownAction()},_onSpaceKeyup:function(){this.uiUpAction()},_holdDownChanged:function(newVal,oldVal){if(oldVal===undefined){return}if(newVal){this.downAction()}else{this.upAction()}}})})();Polymer.PaperRippleBehavior={properties:{noink:{type:Boolean,observer:"_noinkChanged"},_rippleContainer:{type:Object}},_buttonStateChanged:function(){if(this.focused){this.ensureRipple()}},_downHandler:function(event){Polymer.IronButtonStateImpl._downHandler.call(this,event);if(this.pressed){this.ensureRipple(event)}},ensureRipple:function(optTriggeringEvent){if(!this.hasRipple()){this._ripple=this._createRipple();this._ripple.noink=this.noink;var rippleContainer=this._rippleContainer||this.root;if(rippleContainer){Polymer.dom(rippleContainer).appendChild(this._ripple)}if(optTriggeringEvent){var domContainer=Polymer.dom(this._rippleContainer||this);var target=Polymer.dom(optTriggeringEvent).rootTarget;if(domContainer.deepContains(target)){this._ripple.uiDownAction(optTriggeringEvent)}}}},getRipple:function(){this.ensureRipple();return this._ripple},hasRipple:function(){return Boolean(this._ripple)},_createRipple:function(){return document.createElement("paper-ripple")},_noinkChanged:function(noink){if(this.hasRipple()){this._ripple.noink=noink}}};Polymer.PaperButtonBehaviorImpl={properties:{elevation:{type:Number,reflectToAttribute:true,readOnly:true}},observers:["_calculateElevation(focused, disabled, active, pressed, receivedFocusFromKeyboard)","_computeKeyboardClass(receivedFocusFromKeyboard)"],hostAttributes:{role:"button",tabindex:"0",animated:true},_calculateElevation:function(){var e=1;if(this.disabled){e=0}else if(this.active||this.pressed){e=4}else if(this.receivedFocusFromKeyboard){e=3}this._setElevation(e)},_computeKeyboardClass:function(receivedFocusFromKeyboard){this.toggleClass("keyboard-focus",receivedFocusFromKeyboard)},_spaceKeyDownHandler:function(event){Polymer.IronButtonStateImpl._spaceKeyDownHandler.call(this,event);if(this.hasRipple()&&this.getRipple().ripples.length<1){this._ripple.uiDownAction()}},_spaceKeyUpHandler:function(event){Polymer.IronButtonStateImpl._spaceKeyUpHandler.call(this,event);if(this.hasRipple()){this._ripple.uiUpAction()}}};Polymer.PaperButtonBehavior=[Polymer.IronButtonState,Polymer.IronControlState,Polymer.PaperRippleBehavior,Polymer.PaperButtonBehaviorImpl];Polymer({is:"paper-button",behaviors:[Polymer.PaperButtonBehavior],properties:{raised:{type:Boolean,reflectToAttribute:true,value:false,observer:"_calculateElevation"}},_calculateElevation:function(){if(!this.raised){this._setElevation(0)}else{Polymer.PaperButtonBehaviorImpl._calculateElevation.apply(this)}}});Polymer({is:"paper-icon-button-light","extends":"button",behaviors:[Polymer.PaperRippleBehavior],listeners:{down:"_rippleDown",up:"_rippleUp",focus:"_rippleDown",blur:"_rippleUp"},_rippleDown:function(){this.getRipple().downAction()},_rippleUp:function(){this.getRipple().upAction()},ensureRipple:function(var_args){var lastRipple=this._ripple;Polymer.PaperRippleBehavior.ensureRipple.apply(this,arguments);if(this._ripple&&this._ripple!==lastRipple){this._ripple.center=true;this._ripple.classList.add("circle")}}});Polymer.IronRangeBehavior={properties:{value:{type:Number,value:0,notify:true,reflectToAttribute:true},min:{type:Number,value:0,notify:true},max:{type:Number,value:100,notify:true},step:{type:Number,value:1,notify:true},ratio:{type:Number,value:0,readOnly:true,notify:true}},observers:["_update(value, min, max, step)"],_calcRatio:function(value){return(this._clampValue(value)-this.min)/(this.max-this.min)},_clampValue:function(value){return Math.min(this.max,Math.max(this.min,this._calcStep(value)))},_calcStep:function(value){value=parseFloat(value);if(!this.step){return value}var numSteps=Math.round((value-this.min)/this.step);if(this.step<1){return numSteps/(1/this.step)+this.min}else{return numSteps*this.step+this.min}},_validateValue:function(){var v=this._clampValue(this.value);this.value=this.oldValue=isNaN(v)?this.oldValue:v;return this.value!==v},_update:function(){this._validateValue();this._setRatio(this._calcRatio(this.value)*100)}};Polymer({is:"paper-progress",behaviors:[Polymer.IronRangeBehavior],properties:{secondaryProgress:{type:Number,value:0},secondaryRatio:{type:Number,value:0,readOnly:true},indeterminate:{type:Boolean,value:false,observer:"_toggleIndeterminate"},disabled:{type:Boolean,value:false,reflectToAttribute:true,observer:"_disabledChanged"}},observers:["_progressChanged(secondaryProgress, value, min, max)"],hostAttributes:{role:"progressbar"},_toggleIndeterminate:function(indeterminate){this.toggleClass("indeterminate",indeterminate,this.$.primaryProgress)},_transformProgress:function(progress,ratio){var transform="scaleX("+ratio/100+")";progress.style.transform=progress.style.webkitTransform=transform},_mainRatioChanged:function(ratio){this._transformProgress(this.$.primaryProgress,ratio)},_progressChanged:function(secondaryProgress,value,min,max){secondaryProgress=this._clampValue(secondaryProgress);value=this._clampValue(value);var secondaryRatio=this._calcRatio(secondaryProgress)*100;var mainRatio=this._calcRatio(value)*100;this._setSecondaryRatio(secondaryRatio);this._transformProgress(this.$.secondaryProgress,secondaryRatio);this._transformProgress(this.$.primaryProgress,mainRatio);this.secondaryProgress=secondaryProgress;this.setAttribute("aria-valuenow",value);this.setAttribute("aria-valuemin",min);this.setAttribute("aria-valuemax",max)},_disabledChanged:function(disabled){this.setAttribute("aria-disabled",disabled?"true":"false")},_hideSecondaryProgress:function(secondaryRatio){return secondaryRatio===0}});Polymer({is:"iron-iconset-svg",properties:{name:{type:String,observer:"_nameChanged"},size:{type:Number,value:24},rtlMirroring:{type:Boolean,value:false}},_targetIsRTL:function(target){if(target&&target.nodeType!==Node.ELEMENT_NODE){target=target.host}return target&&window.getComputedStyle(target)["direction"]==="rtl"},attached:function(){this.style.display="none"},getIconNames:function(){this._icons=this._createIconMap();return Object.keys(this._icons).map(function(n){return this.name+":"+n},this)},applyIcon:function(element,iconName){element=element.root||element;this.removeIcon(element);var svg=this._cloneIcon(iconName,this.rtlMirroring&&this._targetIsRTL(element));if(svg){var pde=Polymer.dom(element);pde.insertBefore(svg,pde.childNodes[0]);return element._svgIcon=svg}return null},removeIcon:function(element){element=element.root||element;if(element._svgIcon){Polymer.dom(element).removeChild(element._svgIcon);element._svgIcon=null}},_nameChanged:function(){new Polymer.IronMeta({type:"iconset",key:this.name,value:this});this.async(function(){this.fire("iron-iconset-added",this,{node:window})})},_createIconMap:function(){var icons=Object.create(null);Polymer.dom(this).querySelectorAll("[id]").forEach(function(icon){icons[icon.id]=icon});return icons},_cloneIcon:function(id,mirrorAllowed){this._icons=this._icons||this._createIconMap();return this._prepareSvgClone(this._icons[id],this.size,mirrorAllowed)},_prepareSvgClone:function(sourceSvg,size,mirrorAllowed){if(sourceSvg){var content=sourceSvg.cloneNode(true),svg=document.createElementNS("http://www.w3.org/2000/svg","svg"),viewBox=content.getAttribute("viewBox")||"0 0 "+size+" "+size,cssText="pointer-events: none; display: block; width: 100%; height: 100%;";if(mirrorAllowed&&content.hasAttribute("mirror-in-rtl")){cssText+="-webkit-transform:scale(-1,1);transform:scale(-1,1);"}svg.setAttribute("viewBox",viewBox);svg.setAttribute("preserveAspectRatio","xMidYMid meet");svg.style.cssText=cssText;svg.appendChild(content).removeAttribute("id");return svg}return null}});
+var ActionLink = document.registerElement("action-link", {
+  prototype: {
+    __proto__: HTMLAnchorElement.prototype,
+    createdCallback: function() {
+      this.tabIndex = this.disabled ? -1 : 0;
+      if (!this.hasAttribute("role"))
+        this.setAttribute("role", "link");
+      this.addEventListener("keydown", function(e) {
+        if (!this.disabled && e.key == "Enter" && !this.href) {
+          window.setTimeout(this.click.bind(this), 0)
+        }
+      });
+      function preventDefault(e) {
+        e.preventDefault()
+      }
+      function removePreventDefault() {
+        document.removeEventListener("selectstart", preventDefault);
+        document.removeEventListener("mouseup", removePreventDefault)
+      }
+      this.addEventListener("mousedown", function() {
+        document.addEventListener("selectstart", preventDefault);
+        document.addEventListener("mouseup", removePreventDefault);
+        if (document.activeElement != this)
+          this.classList.add("no-outline")
+      });
+      this.addEventListener("blur", function() {
+        this.classList.remove("no-outline")
+      })
+    },
+    set disabled(disabled) {
+      if (disabled)
+        HTMLAnchorElement.prototype.setAttribute.call(this, "disabled", "");
+      else
+        HTMLAnchorElement.prototype.removeAttribute.call(this, "disabled");
+      this.tabIndex = disabled ? -1 : 0
+    },
+    get disabled() {
+      return this.hasAttribute("disabled")
+    },
+    setAttribute: function(attr, val) {
+      if (attr.toLowerCase() == "disabled")
+        this.disabled = true;
+      else
+        HTMLAnchorElement.prototype.setAttribute.apply(this, arguments)
+    },
+    removeAttribute: function(attr) {
+      if (attr.toLowerCase() == "disabled")
+        this.disabled = false;
+      else
+        HTMLAnchorElement.prototype.removeAttribute.apply(this, arguments)
+    }
+  },
+  "extends": "a"
+});
+(function() {
+  var metaDatas = {};
+  var metaArrays = {};
+  var singleton = null;
+  Polymer.IronMeta = Polymer({
+    is: "iron-meta",
+    properties: {
+      type: {type: String, value: "default", observer: "_typeChanged"},
+      key: {type: String, observer: "_keyChanged"},
+      value: {type: Object, notify: true, observer: "_valueChanged"},
+      self: {type: Boolean, observer: "_selfChanged"},
+      list: {type: Array, notify: true}
+    },
+    hostAttributes: {hidden: true},
+    factoryImpl: function(config) {
+      if (config) {
+        for (var n in config) {
+          switch (n) {
+            case "type":
+            case "key":
+            case "value":
+              this[n] = config[n];
+              break
+          }
+        }
+      }
+    },
+    created: function() {
+      this._metaDatas = metaDatas;
+      this._metaArrays = metaArrays
+    },
+    _keyChanged: function(key, old) {
+      this._resetRegistration(old)
+    },
+    _valueChanged: function(value) {
+      this._resetRegistration(this.key)
+    },
+    _selfChanged: function(self) {
+      if (self) {
+        this.value = this
+      }
+    },
+    _typeChanged: function(type) {
+      this._unregisterKey(this.key);
+      if (!metaDatas[type]) {
+        metaDatas[type] = {}
+      }
+      this._metaData = metaDatas[type];
+      if (!metaArrays[type]) {
+        metaArrays[type] = []
+      }
+      this.list = metaArrays[type];
+      this._registerKeyValue(this.key, this.value)
+    },
+    byKey: function(key) {
+      return this._metaData && this._metaData[key]
+    },
+    _resetRegistration: function(oldKey) {
+      this._unregisterKey(oldKey);
+      this._registerKeyValue(this.key, this.value)
+    },
+    _unregisterKey: function(key) {
+      this._unregister(key, this._metaData, this.list)
+    },
+    _registerKeyValue: function(key, value) {
+      this._register(key, value, this._metaData, this.list)
+    },
+    _register: function(key, value, data, list) {
+      if (key && data && value !== undefined) {
+        data[key] = value;
+        list.push(value)
+      }
+    },
+    _unregister: function(key, data, list) {
+      if (key && data) {
+        if (key in data) {
+          var value = data[key];
+          delete data[key];
+          this.arrayDelete(list, value)
+        }
+      }
+    }
+  });
+  Polymer.IronMeta.getIronMeta = function getIronMeta() {
+    if (singleton === null) {
+      singleton = new Polymer.IronMeta
+    }
+    return singleton
+  };
+  Polymer.IronMetaQuery = Polymer({
+    is: "iron-meta-query",
+    properties: {
+      type: {type: String, value: "default", observer: "_typeChanged"},
+      key: {type: String, observer: "_keyChanged"},
+      value: {type: Object, notify: true, readOnly: true},
+      list: {type: Array, notify: true}
+    },
+    factoryImpl: function(config) {
+      if (config) {
+        for (var n in config) {
+          switch (n) {
+            case "type":
+            case "key":
+              this[n] = config[n];
+              break
+          }
+        }
+      }
+    },
+    created: function() {
+      this._metaDatas = metaDatas;
+      this._metaArrays = metaArrays
+    },
+    _keyChanged: function(key) {
+      this._setValue(this._metaData && this._metaData[key])
+    },
+    _typeChanged: function(type) {
+      this._metaData = metaDatas[type];
+      this.list = metaArrays[type];
+      if (this.key) {
+        this._keyChanged(this.key)
+      }
+    },
+    byKey: function(key) {
+      return this._metaData && this._metaData[key]
+    }
+  })
+})();
+Polymer({
+  is: "iron-icon",
+  properties: {
+    icon: {type: String, observer: "_iconChanged"},
+    theme: {type: String, observer: "_updateIcon"},
+    src: {type: String, observer: "_srcChanged"},
+    _meta: {
+      value: Polymer.Base.create("iron-meta", {type: "iconset"}),
+      observer: "_updateIcon"
+    }
+  },
+  _DEFAULT_ICONSET: "icons",
+  _iconChanged: function(icon) {
+    var parts = (icon || "").split(":");
+    this._iconName = parts.pop();
+    this._iconsetName = parts.pop() || this._DEFAULT_ICONSET;
+    this._updateIcon()
+  },
+  _srcChanged: function(src) {
+    this._updateIcon()
+  },
+  _usesIconset: function() {
+    return this.icon || !this.src
+  },
+  _updateIcon: function() {
+    if (this._usesIconset()) {
+      if (this._img && this._img.parentNode) {
+        Polymer.dom(this.root).removeChild(this._img)
+      }
+      if (this._iconName === "") {
+        if (this._iconset) {
+          this._iconset.removeIcon(this)
+        }
+      } else if (this._iconsetName && this._meta) {
+        this._iconset = this._meta.byKey(this._iconsetName);
+        if (this._iconset) {
+          this._iconset.applyIcon(this, this._iconName, this.theme);
+          this.unlisten(window, "iron-iconset-added", "_updateIcon")
+        } else {
+          this.listen(window, "iron-iconset-added", "_updateIcon")
+        }
+      }
+    } else {
+      if (this._iconset) {
+        this._iconset.removeIcon(this)
+      }
+      if (!this._img) {
+        this._img = document.createElement("img");
+        this._img.style.width = "100%";
+        this._img.style.height = "100%";
+        this._img.draggable = false
+      }
+      this._img.src = this.src;
+      Polymer.dom(this.root).appendChild(this._img)
+    }
+  }
+});
+Polymer.IronControlState = {
+  properties: {
+    focused: {
+      type: Boolean,
+      value: false,
+      notify: true,
+      readOnly: true,
+      reflectToAttribute: true
+    },
+    disabled: {
+      type: Boolean,
+      value: false,
+      notify: true,
+      observer: "_disabledChanged",
+      reflectToAttribute: true
+    },
+    _oldTabIndex: {type: Number},
+    _boundFocusBlurHandler: {
+      type: Function,
+      value: function() {
+        return this._focusBlurHandler.bind(this)
+      }
+    }
+  },
+  observers: ["_changedControlState(focused, disabled)"],
+  ready: function() {
+    this.addEventListener("focus", this._boundFocusBlurHandler, true);
+    this.addEventListener("blur", this._boundFocusBlurHandler, true)
+  },
+  _focusBlurHandler: function(event) {
+    if (event.target === this) {
+      this._setFocused(event.type === "focus")
+    } else if (!this.shadowRoot) {
+      var target = Polymer.dom(event).localTarget;
+      if (!this.isLightDescendant(target)) {
+        this.fire(
+            event.type, {sourceEvent: event},
+            {node: this, bubbles: event.bubbles, cancelable: event.cancelable})
+      }
+    }
+  },
+  _disabledChanged: function(disabled, old) {
+    this.setAttribute("aria-disabled", disabled ? "true" : "false");
+    this.style.pointerEvents = disabled ? "none" : "";
+    if (disabled) {
+      this._oldTabIndex = this.tabIndex;
+      this._setFocused(false);
+      this.tabIndex = -1;
+      this.blur()
+    } else if (this._oldTabIndex !== undefined) {
+      this.tabIndex = this._oldTabIndex
+    }
+  },
+  _changedControlState: function() {
+    if (this._controlStateChanged) {
+      this._controlStateChanged()
+    }
+  }
+};
+Polymer.IronButtonStateImpl = {
+  properties: {
+    pressed: {
+      type: Boolean,
+      readOnly: true,
+      value: false,
+      reflectToAttribute: true,
+      observer: "_pressedChanged"
+    },
+    toggles: {type: Boolean, value: false, reflectToAttribute: true},
+    active:
+        {type: Boolean, value: false, notify: true, reflectToAttribute: true},
+    pointerDown: {type: Boolean, readOnly: true, value: false},
+    receivedFocusFromKeyboard: {type: Boolean, readOnly: true},
+    ariaActiveAttribute: {
+      type: String,
+      value: "aria-pressed",
+      observer: "_ariaActiveAttributeChanged"
+    }
+  },
+  listeners: {down: "_downHandler", up: "_upHandler", tap: "_tapHandler"},
+  observers: [
+    "_detectKeyboardFocus(focused)",
+    "_activeChanged(active, ariaActiveAttribute)"
+  ],
+  keyBindings: {
+    "enter:keydown": "_asyncClick",
+    "space:keydown": "_spaceKeyDownHandler",
+    "space:keyup": "_spaceKeyUpHandler"
+  },
+  _mouseEventRe: /^mouse/,
+  _tapHandler: function() {
+    if (this.toggles) {
+      this._userActivate(!this.active)
+    } else {
+      this.active = false
+    }
+  },
+  _detectKeyboardFocus: function(focused) {
+    this._setReceivedFocusFromKeyboard(!this.pointerDown && focused)
+  },
+  _userActivate: function(active) {
+    if (this.active !== active) {
+      this.active = active;
+      this.fire("change")
+    }
+  },
+  _downHandler: function(event) {
+    this._setPointerDown(true);
+    this._setPressed(true);
+    this._setReceivedFocusFromKeyboard(false)
+  },
+  _upHandler: function() {
+    this._setPointerDown(false);
+    this._setPressed(false)
+  },
+  _spaceKeyDownHandler: function(event) {
+    var keyboardEvent = event.detail.keyboardEvent;
+    var target = Polymer.dom(keyboardEvent).localTarget;
+    if (this.isLightDescendant(target))
+      return;
+    keyboardEvent.preventDefault();
+    keyboardEvent.stopImmediatePropagation();
+    this._setPressed(true)
+  },
+  _spaceKeyUpHandler: function(event) {
+    var keyboardEvent = event.detail.keyboardEvent;
+    var target = Polymer.dom(keyboardEvent).localTarget;
+    if (this.isLightDescendant(target))
+      return;
+    if (this.pressed) {
+      this._asyncClick()
+    }
+    this._setPressed(false)
+  },
+  _asyncClick: function() {
+    this.async(function() {
+      this.click()
+    }, 1)
+  },
+  _pressedChanged: function(pressed) {
+    this._changedButtonState()
+  },
+  _ariaActiveAttributeChanged: function(value, oldValue) {
+    if (oldValue && oldValue != value && this.hasAttribute(oldValue)) {
+      this.removeAttribute(oldValue)
+    }
+  },
+  _activeChanged: function(active, ariaActiveAttribute) {
+    if (this.toggles) {
+      this.setAttribute(this.ariaActiveAttribute, active ? "true" : "false")
+    } else {
+      this.removeAttribute(this.ariaActiveAttribute)
+    }
+    this._changedButtonState()
+  },
+  _controlStateChanged: function() {
+    if (this.disabled) {
+      this._setPressed(false)
+    } else {
+      this._changedButtonState()
+    }
+  },
+  _changedButtonState: function() {
+    if (this._buttonStateChanged) {
+      this._buttonStateChanged()
+    }
+  }
+};
+Polymer.IronButtonState =
+    [Polymer.IronA11yKeysBehavior, Polymer.IronButtonStateImpl];
+(function() {
+  var Utility = {
+    distance: function(x1, y1, x2, y2) {
+      var xDelta = x1 - x2;
+      var yDelta = y1 - y2;
+      return Math.sqrt(xDelta * xDelta + yDelta * yDelta)
+    },
+    now: window.performance && window.performance.now ?
+        window.performance.now.bind(window.performance) :
+        Date.now
+  };
+  function ElementMetrics(element) {
+    this.element = element;
+    this.width = this.boundingRect.width;
+    this.height = this.boundingRect.height;
+    this.size = Math.max(this.width, this.height)
+  }
+  ElementMetrics.prototype = {
+    get boundingRect() {
+      return this.element.getBoundingClientRect()
+    },
+    furthestCornerDistanceFrom: function(x, y) {
+      var topLeft = Utility.distance(x, y, 0, 0);
+      var topRight = Utility.distance(x, y, this.width, 0);
+      var bottomLeft = Utility.distance(x, y, 0, this.height);
+      var bottomRight = Utility.distance(x, y, this.width, this.height);
+      return Math.max(topLeft, topRight, bottomLeft, bottomRight)
+    }
+  };
+  function Ripple(element) {
+    this.element = element;
+    this.color = window.getComputedStyle(element).color;
+    this.wave = document.createElement("div");
+    this.waveContainer = document.createElement("div");
+    this.wave.style.backgroundColor = this.color;
+    this.wave.classList.add("wave");
+    this.waveContainer.classList.add("wave-container");
+    Polymer.dom(this.waveContainer).appendChild(this.wave);
+    this.resetInteractionState()
+  }
+  Ripple.MAX_RADIUS = 300;
+  Ripple.prototype = {
+    get recenters() {
+      return this.element.recenters
+    },
+    get center() {
+      return this.element.center
+    },
+    get mouseDownElapsed() {
+      var elapsed;
+      if (!this.mouseDownStart) {
+        return 0
+      }
+      elapsed = Utility.now() - this.mouseDownStart;
+      if (this.mouseUpStart) {
+        elapsed -= this.mouseUpElapsed
+      }
+      return elapsed
+    },
+    get mouseUpElapsed() {
+      return this.mouseUpStart ? Utility.now() - this.mouseUpStart : 0
+    },
+    get mouseDownElapsedSeconds() {
+      return this.mouseDownElapsed / 1e3
+    },
+    get mouseUpElapsedSeconds() {
+      return this.mouseUpElapsed / 1e3
+    },
+    get mouseInteractionSeconds() {
+      return this.mouseDownElapsedSeconds + this.mouseUpElapsedSeconds
+    },
+    get initialOpacity() {
+      return this.element.initialOpacity
+    },
+    get opacityDecayVelocity() {
+      return this.element.opacityDecayVelocity
+    },
+    get radius() {
+      var width2 = this.containerMetrics.width * this.containerMetrics.width;
+      var height2 = this.containerMetrics.height * this.containerMetrics.height;
+      var waveRadius =
+          Math.min(Math.sqrt(width2 + height2), Ripple.MAX_RADIUS) * 1.1 + 5;
+      var duration = 1.1 - .2 * (waveRadius / Ripple.MAX_RADIUS);
+      var timeNow = this.mouseInteractionSeconds / duration;
+      var size = waveRadius * (1 - Math.pow(80, -timeNow));
+      return Math.abs(size)
+    },
+    get opacity() {
+      if (!this.mouseUpStart) {
+        return this.initialOpacity
+      }
+      return Math.max(
+          0, this.initialOpacity -
+              this.mouseUpElapsedSeconds * this.opacityDecayVelocity)
+    },
+    get outerOpacity() {
+      var outerOpacity = this.mouseUpElapsedSeconds * .3;
+      var waveOpacity = this.opacity;
+      return Math.max(0, Math.min(outerOpacity, waveOpacity))
+    },
+    get isOpacityFullyDecayed() {
+      return this.opacity < .01 &&
+          this.radius >= Math.min(this.maxRadius, Ripple.MAX_RADIUS)
+    },
+    get isRestingAtMaxRadius() {
+      return this.opacity >= this.initialOpacity &&
+          this.radius >= Math.min(this.maxRadius, Ripple.MAX_RADIUS)
+    },
+    get isAnimationComplete() {
+      return this.mouseUpStart ? this.isOpacityFullyDecayed :
+                                 this.isRestingAtMaxRadius
+    },
+    get translationFraction() {
+      return Math.min(
+          1, this.radius / this.containerMetrics.size * 2 / Math.sqrt(2))
+    },
+    get xNow() {
+      if (this.xEnd) {
+        return this.xStart +
+            this.translationFraction * (this.xEnd - this.xStart)
+      }
+      return this.xStart
+    },
+    get yNow() {
+      if (this.yEnd) {
+        return this.yStart +
+            this.translationFraction * (this.yEnd - this.yStart)
+      }
+      return this.yStart
+    },
+    get isMouseDown() {
+      return this.mouseDownStart && !this.mouseUpStart
+    },
+    resetInteractionState: function() {
+      this.maxRadius = 0;
+      this.mouseDownStart = 0;
+      this.mouseUpStart = 0;
+      this.xStart = 0;
+      this.yStart = 0;
+      this.xEnd = 0;
+      this.yEnd = 0;
+      this.slideDistance = 0;
+      this.containerMetrics = new ElementMetrics(this.element)
+    },
+    draw: function() {
+      var scale;
+      var translateString;
+      var dx;
+      var dy;
+      this.wave.style.opacity = this.opacity;
+      scale = this.radius / (this.containerMetrics.size / 2);
+      dx = this.xNow - this.containerMetrics.width / 2;
+      dy = this.yNow - this.containerMetrics.height / 2;
+      this.waveContainer.style.webkitTransform =
+          "translate(" + dx + "px, " + dy + "px)";
+      this.waveContainer.style.transform =
+          "translate3d(" + dx + "px, " + dy + "px, 0)";
+      this.wave.style.webkitTransform = "scale(" + scale + "," + scale + ")";
+      this.wave.style.transform = "scale3d(" + scale + "," + scale + ",1)"
+    },
+    downAction: function(event) {
+      var xCenter = this.containerMetrics.width / 2;
+      var yCenter = this.containerMetrics.height / 2;
+      this.resetInteractionState();
+      this.mouseDownStart = Utility.now();
+      if (this.center) {
+        this.xStart = xCenter;
+        this.yStart = yCenter;
+        this.slideDistance =
+            Utility.distance(this.xStart, this.yStart, this.xEnd, this.yEnd)
+      } else {
+        this.xStart = event ?
+            event.detail.x - this.containerMetrics.boundingRect.left :
+            this.containerMetrics.width / 2;
+        this.yStart = event ?
+            event.detail.y - this.containerMetrics.boundingRect.top :
+            this.containerMetrics.height / 2
+      }
+      if (this.recenters) {
+        this.xEnd = xCenter;
+        this.yEnd = yCenter;
+        this.slideDistance =
+            Utility.distance(this.xStart, this.yStart, this.xEnd, this.yEnd)
+      }
+      this.maxRadius = this.containerMetrics.furthestCornerDistanceFrom(
+          this.xStart, this.yStart);
+      this.waveContainer.style.top =
+          (this.containerMetrics.height - this.containerMetrics.size) / 2 +
+          "px";
+      this.waveContainer.style.left =
+          (this.containerMetrics.width - this.containerMetrics.size) / 2 + "px";
+      this.waveContainer.style.width = this.containerMetrics.size + "px";
+      this.waveContainer.style.height = this.containerMetrics.size + "px"
+    },
+    upAction: function(event) {
+      if (!this.isMouseDown) {
+        return
+      }
+      this.mouseUpStart = Utility.now()
+    },
+    remove: function() {
+      Polymer.dom(this.waveContainer.parentNode).removeChild(this.waveContainer)
+    }
+  };
+  Polymer({
+    is: "paper-ripple",
+    behaviors: [Polymer.IronA11yKeysBehavior],
+    properties: {
+      initialOpacity: {type: Number, value: .25},
+      opacityDecayVelocity: {type: Number, value: .8},
+      recenters: {type: Boolean, value: false},
+      center: {type: Boolean, value: false},
+      ripples: {
+        type: Array,
+        value: function() {
+          return []
+        }
+      },
+      animating: {
+        type: Boolean,
+        readOnly: true,
+        reflectToAttribute: true,
+        value: false
+      },
+      holdDown: {type: Boolean, value: false, observer: "_holdDownChanged"},
+      noink: {type: Boolean, value: false},
+      _animating: {type: Boolean},
+      _boundAnimate: {
+        type: Function,
+        value: function() {
+          return this.animate.bind(this)
+        }
+      }
+    },
+    get target() {
+      return this.keyEventTarget
+    },
+    keyBindings: {
+      "enter:keydown": "_onEnterKeydown",
+      "space:keydown": "_onSpaceKeydown",
+      "space:keyup": "_onSpaceKeyup"
+    },
+    attached: function() {
+      if (this.parentNode.nodeType == 11) {
+        this.keyEventTarget = Polymer.dom(this).getOwnerRoot().host
+      } else {
+        this.keyEventTarget = this.parentNode
+      }
+      var keyEventTarget = this.keyEventTarget;
+      this.listen(keyEventTarget, "up", "uiUpAction");
+      this.listen(keyEventTarget, "down", "uiDownAction")
+    },
+    detached: function() {
+      this.unlisten(this.keyEventTarget, "up", "uiUpAction");
+      this.unlisten(this.keyEventTarget, "down", "uiDownAction");
+      this.keyEventTarget = null
+    },
+    get shouldKeepAnimating() {
+      for (var index = 0; index < this.ripples.length; ++index) {
+        if (!this.ripples[index].isAnimationComplete) {
+          return true
+        }
+      }
+      return false
+    },
+    simulatedRipple: function() {
+      this.downAction(null);
+      this.async(function() {
+        this.upAction()
+      }, 1)
+    },
+    uiDownAction: function(event) {
+      if (!this.noink) {
+        this.downAction(event)
+      }
+    },
+    downAction: function(event) {
+      if (this.holdDown && this.ripples.length > 0) {
+        return
+      }
+      var ripple = this.addRipple();
+      ripple.downAction(event);
+      if (!this._animating) {
+        this._animating = true;
+        this.animate()
+      }
+    },
+    uiUpAction: function(event) {
+      if (!this.noink) {
+        this.upAction(event)
+      }
+    },
+    upAction: function(event) {
+      if (this.holdDown) {
+        return
+      }
+      this.ripples.forEach(function(ripple) {
+        ripple.upAction(event)
+      });
+      this._animating = true;
+      this.animate()
+    },
+    onAnimationComplete: function() {
+      this._animating = false;
+      this.$.background.style.backgroundColor = null;
+      this.fire("transitionend")
+    },
+    addRipple: function() {
+      var ripple = new Ripple(this);
+      Polymer.dom(this.$.waves).appendChild(ripple.waveContainer);
+      this.$.background.style.backgroundColor = ripple.color;
+      this.ripples.push(ripple);
+      this._setAnimating(true);
+      return ripple
+    },
+    removeRipple: function(ripple) {
+      var rippleIndex = this.ripples.indexOf(ripple);
+      if (rippleIndex < 0) {
+        return
+      }
+      this.ripples.splice(rippleIndex, 1);
+      ripple.remove();
+      if (!this.ripples.length) {
+        this._setAnimating(false)
+      }
+    },
+    animate: function() {
+      if (!this._animating) {
+        return
+      }
+      var index;
+      var ripple;
+      for (index = 0; index < this.ripples.length; ++index) {
+        ripple = this.ripples[index];
+        ripple.draw();
+        this.$.background.style.opacity = ripple.outerOpacity;
+        if (ripple.isOpacityFullyDecayed && !ripple.isRestingAtMaxRadius) {
+          this.removeRipple(ripple)
+        }
+      }
+      if (!this.shouldKeepAnimating && this.ripples.length === 0) {
+        this.onAnimationComplete()
+      } else {
+        window.requestAnimationFrame(this._boundAnimate)
+      }
+    },
+    _onEnterKeydown: function() {
+      this.uiDownAction();
+      this.async(this.uiUpAction, 1)
+    },
+    _onSpaceKeydown: function() {
+      this.uiDownAction()
+    },
+    _onSpaceKeyup: function() {
+      this.uiUpAction()
+    },
+    _holdDownChanged: function(newVal, oldVal) {
+      if (oldVal === undefined) {
+        return
+      }
+      if (newVal) {
+        this.downAction()
+      } else {
+        this.upAction()
+      }
+    }
+  })
+})();
+Polymer.PaperRippleBehavior = {
+  properties: {
+    noink: {type: Boolean, observer: "_noinkChanged"},
+    _rippleContainer: {type: Object}
+  },
+  _buttonStateChanged: function() {
+    if (this.focused) {
+      this.ensureRipple()
+    }
+  },
+  _downHandler: function(event) {
+    Polymer.IronButtonStateImpl._downHandler.call(this, event);
+    if (this.pressed) {
+      this.ensureRipple(event)
+    }
+  },
+  ensureRipple: function(optTriggeringEvent) {
+    if (!this.hasRipple()) {
+      this._ripple = this._createRipple();
+      this._ripple.noink = this.noink;
+      var rippleContainer = this._rippleContainer || this.root;
+      if (rippleContainer) {
+        Polymer.dom(rippleContainer).appendChild(this._ripple)
+      }
+      if (optTriggeringEvent) {
+        var domContainer = Polymer.dom(this._rippleContainer || this);
+        var target = Polymer.dom(optTriggeringEvent).rootTarget;
+        if (domContainer.deepContains(target)) {
+          this._ripple.uiDownAction(optTriggeringEvent)
+        }
+      }
+    }
+  },
+  getRipple: function() {
+    this.ensureRipple();
+    return this._ripple
+  },
+  hasRipple: function() {
+    return Boolean(this._ripple)
+  },
+  _createRipple: function() {
+    return document.createElement("paper-ripple")
+  },
+  _noinkChanged: function(noink) {
+    if (this.hasRipple()) {
+      this._ripple.noink = noink
+    }
+  }
+};
+Polymer.PaperButtonBehaviorImpl = {
+  properties:
+      {elevation: {type: Number, reflectToAttribute: true, readOnly: true}},
+  observers: [
+    "_calculateElevation(focused, disabled, active, pressed, receivedFocusFromKeyboard)",
+    "_computeKeyboardClass(receivedFocusFromKeyboard)"
+  ],
+  hostAttributes: {role: "button", tabindex: "0", animated: true},
+  _calculateElevation: function() {
+    var e = 1;
+    if (this.disabled) {
+      e = 0
+    } else if (this.active || this.pressed) {
+      e = 4
+    } else if (this.receivedFocusFromKeyboard) {
+      e = 3
+    }
+    this._setElevation(e)
+  },
+  _computeKeyboardClass: function(receivedFocusFromKeyboard) {
+    this.toggleClass("keyboard-focus", receivedFocusFromKeyboard)
+  },
+  _spaceKeyDownHandler: function(event) {
+    Polymer.IronButtonStateImpl._spaceKeyDownHandler.call(this, event);
+    if (this.hasRipple() && this.getRipple().ripples.length < 1) {
+      this._ripple.uiDownAction()
+    }
+  },
+  _spaceKeyUpHandler: function(event) {
+    Polymer.IronButtonStateImpl._spaceKeyUpHandler.call(this, event);
+    if (this.hasRipple()) {
+      this._ripple.uiUpAction()
+    }
+  }
+};
+Polymer.PaperButtonBehavior = [
+  Polymer.IronButtonState, Polymer.IronControlState,
+  Polymer.PaperRippleBehavior, Polymer.PaperButtonBehaviorImpl
+];
+Polymer({
+  is: "paper-button",
+  behaviors: [Polymer.PaperButtonBehavior],
+  properties: {
+    raised: {
+      type: Boolean,
+      reflectToAttribute: true,
+      value: false,
+      observer: "_calculateElevation"
+    }
+  },
+  _calculateElevation: function() {
+    if (!this.raised) {
+      this._setElevation(0)
+    } else {
+      Polymer.PaperButtonBehaviorImpl._calculateElevation.apply(this)
+    }
+  }
+});
+Polymer({
+  is: "paper-icon-button-light",
+  "extends": "button",
+  behaviors: [Polymer.PaperRippleBehavior],
+  listeners: {
+    down: "_rippleDown",
+    up: "_rippleUp",
+    focus: "_rippleDown",
+    blur: "_rippleUp"
+  },
+  _rippleDown: function() {
+    this.getRipple().downAction()
+  },
+  _rippleUp: function() {
+    this.getRipple().upAction()
+  },
+  ensureRipple: function(var_args) {
+    var lastRipple = this._ripple;
+    Polymer.PaperRippleBehavior.ensureRipple.apply(this, arguments);
+    if (this._ripple && this._ripple !== lastRipple) {
+      this._ripple.center = true;
+      this._ripple.classList.add("circle")
+    }
+  }
+});
+Polymer.IronRangeBehavior = {
+  properties: {
+    value: {type: Number, value: 0, notify: true, reflectToAttribute: true},
+    min: {type: Number, value: 0, notify: true},
+    max: {type: Number, value: 100, notify: true},
+    step: {type: Number, value: 1, notify: true},
+    ratio: {type: Number, value: 0, readOnly: true, notify: true}
+  },
+  observers: ["_update(value, min, max, step)"],
+  _calcRatio: function(value) {
+    return (this._clampValue(value) - this.min) / (this.max - this.min)
+  },
+  _clampValue: function(value) {
+    return Math.min(this.max, Math.max(this.min, this._calcStep(value)))
+  },
+  _calcStep: function(value) {
+    value = parseFloat(value);
+    if (!this.step) {
+      return value
+    }
+    var numSteps = Math.round((value - this.min) / this.step);
+    if (this.step < 1) {
+      return numSteps / (1 / this.step) + this.min
+    } else {
+      return numSteps * this.step + this.min
+    }
+  },
+  _validateValue: function() {
+    var v = this._clampValue(this.value);
+    this.value = this.oldValue = isNaN(v) ? this.oldValue : v;
+    return this.value !== v
+  },
+  _update: function() {
+    this._validateValue();
+    this._setRatio(this._calcRatio(this.value) * 100)
+  }
+};
+Polymer({
+  is: "paper-progress",
+  behaviors: [Polymer.IronRangeBehavior],
+  properties: {
+    secondaryProgress: {type: Number, value: 0},
+    secondaryRatio: {type: Number, value: 0, readOnly: true},
+    indeterminate:
+        {type: Boolean, value: false, observer: "_toggleIndeterminate"},
+    disabled: {
+      type: Boolean,
+      value: false,
+      reflectToAttribute: true,
+      observer: "_disabledChanged"
+    }
+  },
+  observers: ["_progressChanged(secondaryProgress, value, min, max)"],
+  hostAttributes: {role: "progressbar"},
+  _toggleIndeterminate: function(indeterminate) {
+    this.toggleClass("indeterminate", indeterminate, this.$.primaryProgress)
+  },
+  _transformProgress: function(progress, ratio) {
+    var transform = "scaleX(" + ratio / 100 + ")";
+    progress.style.transform = progress.style.webkitTransform = transform
+  },
+  _mainRatioChanged: function(ratio) {
+    this._transformProgress(this.$.primaryProgress, ratio)
+  },
+  _progressChanged: function(secondaryProgress, value, min, max) {
+    secondaryProgress = this._clampValue(secondaryProgress);
+    value = this._clampValue(value);
+    var secondaryRatio = this._calcRatio(secondaryProgress) * 100;
+    var mainRatio = this._calcRatio(value) * 100;
+    this._setSecondaryRatio(secondaryRatio);
+    this._transformProgress(this.$.secondaryProgress, secondaryRatio);
+    this._transformProgress(this.$.primaryProgress, mainRatio);
+    this.secondaryProgress = secondaryProgress;
+    this.setAttribute("aria-valuenow", value);
+    this.setAttribute("aria-valuemin", min);
+    this.setAttribute("aria-valuemax", max)
+  },
+  _disabledChanged: function(disabled) {
+    this.setAttribute("aria-disabled", disabled ? "true" : "false")
+  },
+  _hideSecondaryProgress: function(secondaryRatio) {
+    return secondaryRatio === 0
+  }
+});
+Polymer({
+  is: "iron-iconset-svg",
+  properties: {
+    name: {type: String, observer: "_nameChanged"},
+    size: {type: Number, value: 24},
+    rtlMirroring: {type: Boolean, value: false}
+  },
+  _targetIsRTL: function(target) {
+    if (target && target.nodeType !== Node.ELEMENT_NODE) {
+      target = target.host
+    }
+    return target && window.getComputedStyle(target)["direction"] === "rtl"
+  },
+  attached: function() {
+    this.style.display = "none"
+  },
+  getIconNames: function() {
+    this._icons = this._createIconMap();
+    return Object.keys(this._icons).map(function(n) {
+      return this.name + ":" + n
+    }, this)
+  },
+  applyIcon: function(element, iconName) {
+    element = element.root || element;
+    this.removeIcon(element);
+    var svg = this._cloneIcon(
+        iconName, this.rtlMirroring && this._targetIsRTL(element));
+    if (svg) {
+      var pde = Polymer.dom(element);
+      pde.insertBefore(svg, pde.childNodes[0]);
+      return element._svgIcon = svg
+    }
+    return null
+  },
+  removeIcon: function(element) {
+    element = element.root || element;
+    if (element._svgIcon) {
+      Polymer.dom(element).removeChild(element._svgIcon);
+      element._svgIcon = null
+    }
+  },
+  _nameChanged: function() {
+    new Polymer.IronMeta({type: "iconset", key: this.name, value: this});
+    this.async(function() {
+      this.fire("iron-iconset-added", this, {node: window})
+    })
+  },
+  _createIconMap: function() {
+    var icons = Object.create(null);
+    Polymer.dom(this).querySelectorAll("[id]").forEach(function(icon) {
+      icons[icon.id] = icon
+    });
+    return icons
+  },
+  _cloneIcon: function(id, mirrorAllowed) {
+    this._icons = this._icons || this._createIconMap();
+    return this._prepareSvgClone(this._icons[id], this.size, mirrorAllowed)
+  },
+  _prepareSvgClone: function(sourceSvg, size, mirrorAllowed) {
+    if (sourceSvg) {
+      var content = sourceSvg.cloneNode(true),
+          svg = document.createElementNS("http://www.w3.org/2000/svg", "svg"),
+          viewBox =
+              content.getAttribute("viewBox") || "0 0 " + size + " " + size,
+          cssText =
+              "pointer-events: none; display: block; width: 100%; height: 100%;";
+      if (mirrorAllowed && content.hasAttribute("mirror-in-rtl")) {
+        cssText += "-webkit-transform:scale(-1,1);transform:scale(-1,1);"
+      }
+      svg.setAttribute("viewBox", viewBox);
+      svg.setAttribute("preserveAspectRatio", "xMidYMid meet");
+      svg.style.cssText = cssText;
+      svg.appendChild(content).removeAttribute("id");
+      return svg
+    }
+    return null
+  }
+});
 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-cr.define("downloads",function(){var Item=Polymer({is:"downloads-item",properties:{data:{type:Object},completelyOnDisk_:{computed:"computeCompletelyOnDisk_("+"data.state, data.file_externally_removed)",type:Boolean,value:true},controlledBy_:{computed:"computeControlledBy_(data.by_ext_id, data.by_ext_name)",type:String,value:""},isActive_:{computed:"computeIsActive_("+"data.state, data.file_externally_removed)",type:Boolean,value:true},isDangerous_:{computed:"computeIsDangerous_(data.state)",type:Boolean,value:false},isMalware_:{computed:"computeIsMalware_(isDangerous_, data.danger_type)",type:Boolean,value:false},isInProgress_:{computed:"computeIsInProgress_(data.state)",type:Boolean,value:false},pauseOrResumeText_:{computed:"computePauseOrResumeText_(isInProgress_, data.resume)",type:String},showCancel_:{computed:"computeShowCancel_(data.state)",type:Boolean,value:false},showProgress_:{computed:"computeShowProgress_(showCancel_, data.percent)",type:Boolean,value:false}},observers:["observeControlledBy_(controlledBy_)","observeIsDangerous_(isDangerous_, data)"],ready:function(){this.content=this.$.content},chopUrl_:function(url){return url.slice(0,300)},computeClass_:function(){var classes=[];if(this.isActive_)classes.push("is-active");if(this.isDangerous_)classes.push("dangerous");if(this.showProgress_)classes.push("show-progress");return classes.join(" ")},computeCompletelyOnDisk_:function(){return this.data.state==downloads.States.COMPLETE&&!this.data.file_externally_removed},computeControlledBy_:function(){if(!this.data.by_ext_id||!this.data.by_ext_name)return"";var url="chrome://extensions#"+this.data.by_ext_id;var name=this.data.by_ext_name;return loadTimeData.getStringF("controlledByUrl",url,HTMLEscape(name))},computeDangerIcon_:function(){return this.isDangerous_?"cr:warning":""},computeDate_:function(){assert(typeof this.data.hideDate=="boolean");if(this.data.hideDate)return"";return assert(this.data.since_string||this.data.date_string)},computeDescription_:function(){var data=this.data;switch(data.state){case downloads.States.DANGEROUS:var fileName=data.file_name;switch(data.danger_type){case downloads.DangerType.DANGEROUS_FILE:return loadTimeData.getString("dangerFileDesc");case downloads.DangerType.DANGEROUS_URL:case downloads.DangerType.DANGEROUS_CONTENT:case downloads.DangerType.DANGEROUS_HOST:return loadTimeData.getString("dangerDownloadDesc");case downloads.DangerType.UNCOMMON_CONTENT:return loadTimeData.getString("dangerUncommonDesc");case downloads.DangerType.POTENTIALLY_UNWANTED:return loadTimeData.getString("dangerSettingsDesc")}break;case downloads.States.IN_PROGRESS:case downloads.States.PAUSED:return data.progress_status_text}return""},computeIsActive_:function(){return this.data.state!=downloads.States.CANCELLED&&this.data.state!=downloads.States.INTERRUPTED&&!this.data.file_externally_removed},computeIsDangerous_:function(){return this.data.state==downloads.States.DANGEROUS},computeIsInProgress_:function(){return this.data.state==downloads.States.IN_PROGRESS},computeIsMalware_:function(){return this.isDangerous_&&(this.data.danger_type==downloads.DangerType.DANGEROUS_CONTENT||this.data.danger_type==downloads.DangerType.DANGEROUS_HOST||this.data.danger_type==downloads.DangerType.DANGEROUS_URL||this.data.danger_type==downloads.DangerType.POTENTIALLY_UNWANTED)},computePauseOrResumeText_:function(){if(this.isInProgress_)return loadTimeData.getString("controlPause");if(this.data.resume)return loadTimeData.getString("controlResume");return""},computeRemoveStyle_:function(){var canDelete=loadTimeData.getBoolean("allowDeletingHistory");var hideRemove=this.isDangerous_||this.showCancel_||!canDelete;return hideRemove?"visibility: hidden":""},computeShowCancel_:function(){return this.data.state==downloads.States.IN_PROGRESS||this.data.state==downloads.States.PAUSED},computeShowProgress_:function(){return this.showCancel_&&this.data.percent>=-1},computeTag_:function(){switch(this.data.state){case downloads.States.CANCELLED:return loadTimeData.getString("statusCancelled");case downloads.States.INTERRUPTED:return this.data.last_reason_text;case downloads.States.COMPLETE:return this.data.file_externally_removed?loadTimeData.getString("statusRemoved"):""}return""},isIndeterminate_:function(){return this.data.percent==-1},observeControlledBy_:function(){this.$["controlled-by"].innerHTML=this.controlledBy_},observeIsDangerous_:function(){if(!this.data)return;if(this.isDangerous_){this.$.url.removeAttribute("href")}else{this.$.url.href=assert(this.data.url);var filePath=encodeURIComponent(this.data.file_path);var scaleFactor="?scale="+window.devicePixelRatio+"x";this.$["file-icon"].src="chrome://fileicon/"+filePath+scaleFactor}},onCancelTap_:function(){downloads.ActionService.getInstance().cancel(this.data.id)},onDiscardDangerousTap_:function(){downloads.ActionService.getInstance().discardDangerous(this.data.id)},onDragStart_:function(e){e.preventDefault();downloads.ActionService.getInstance().drag(this.data.id)},onFileLinkTap_:function(e){e.preventDefault();downloads.ActionService.getInstance().openFile(this.data.id)},onPauseOrResumeTap_:function(){if(this.isInProgress_)downloads.ActionService.getInstance().pause(this.data.id);else downloads.ActionService.getInstance().resume(this.data.id)},onRemoveTap_:function(){downloads.ActionService.getInstance().remove(this.data.id)},onRetryTap_:function(){downloads.ActionService.getInstance().download(this.data.url)},onSaveDangerousTap_:function(){downloads.ActionService.getInstance().saveDangerous(this.data.id)},onShowTap_:function(){downloads.ActionService.getInstance().show(this.data.id)}});return{Item:Item}});Polymer.PaperItemBehaviorImpl={hostAttributes:{role:"option",tabindex:"0"}};Polymer.PaperItemBehavior=[Polymer.IronButtonState,Polymer.IronControlState,Polymer.PaperItemBehaviorImpl];Polymer({is:"paper-item",behaviors:[Polymer.PaperItemBehavior]});Polymer.IronSelection=function(selectCallback){this.selection=[];this.selectCallback=selectCallback};Polymer.IronSelection.prototype={get:function(){return this.multi?this.selection.slice():this.selection[0]},clear:function(excludes){this.selection.slice().forEach(function(item){if(!excludes||excludes.indexOf(item)<0){this.setItemSelected(item,false)}},this)},isSelected:function(item){return this.selection.indexOf(item)>=0},setItemSelected:function(item,isSelected){if(item!=null){if(isSelected!==this.isSelected(item)){if(isSelected){this.selection.push(item)}else{var i=this.selection.indexOf(item);if(i>=0){this.selection.splice(i,1)}}if(this.selectCallback){this.selectCallback(item,isSelected)}}}},select:function(item){if(this.multi){this.toggle(item)}else if(this.get()!==item){this.setItemSelected(this.get(),false);this.setItemSelected(item,true)}},toggle:function(item){this.setItemSelected(item,!this.isSelected(item))}};Polymer.IronSelectableBehavior={properties:{attrForSelected:{type:String,value:null},selected:{type:String,notify:true},selectedItem:{type:Object,readOnly:true,notify:true},activateEvent:{type:String,value:"tap",observer:"_activateEventChanged"},selectable:String,selectedClass:{type:String,value:"iron-selected"},selectedAttribute:{type:String,value:null},fallbackSelection:{type:String,value:null},items:{type:Array,readOnly:true,notify:true,value:function(){return[]}},_excludedLocalNames:{type:Object,value:function(){return{template:1}}}},observers:["_updateAttrForSelected(attrForSelected)","_updateSelected(selected)","_checkFallback(fallbackSelection)"],created:function(){this._bindFilterItem=this._filterItem.bind(this);this._selection=new Polymer.IronSelection(this._applySelection.bind(this))},attached:function(){this._observer=this._observeItems(this);this._updateItems();if(!this._shouldUpdateSelection){this._updateSelected()}this._addListener(this.activateEvent)},detached:function(){if(this._observer){Polymer.dom(this).unobserveNodes(this._observer)}this._removeListener(this.activateEvent)},indexOf:function(item){return this.items.indexOf(item)},select:function(value){this.selected=value},selectPrevious:function(){var length=this.items.length;var index=(Number(this._valueToIndex(this.selected))-1+length)%length;this.selected=this._indexToValue(index)},selectNext:function(){var index=(Number(this._valueToIndex(this.selected))+1)%this.items.length;this.selected=this._indexToValue(index)},selectIndex:function(index){this.select(this._indexToValue(index))},forceSynchronousItemUpdate:function(){this._updateItems()},get _shouldUpdateSelection(){return this.selected!=null},_checkFallback:function(){if(this._shouldUpdateSelection){this._updateSelected()}},_addListener:function(eventName){this.listen(this,eventName,"_activateHandler")},_removeListener:function(eventName){this.unlisten(this,eventName,"_activateHandler")},_activateEventChanged:function(eventName,old){this._removeListener(old);this._addListener(eventName)},_updateItems:function(){var nodes=Polymer.dom(this).queryDistributedElements(this.selectable||"*");nodes=Array.prototype.filter.call(nodes,this._bindFilterItem);this._setItems(nodes)},_updateAttrForSelected:function(){if(this._shouldUpdateSelection){this.selected=this._indexToValue(this.indexOf(this.selectedItem))}},_updateSelected:function(){this._selectSelected(this.selected)},_selectSelected:function(selected){this._selection.select(this._valueToItem(this.selected));if(this.fallbackSelection&&this.items.length&&this._selection.get()===undefined){this.selected=this.fallbackSelection}},_filterItem:function(node){return!this._excludedLocalNames[node.localName]},_valueToItem:function(value){return value==null?null:this.items[this._valueToIndex(value)]},_valueToIndex:function(value){if(this.attrForSelected){for(var i=0,item;item=this.items[i];i++){if(this._valueForItem(item)==value){return i}}}else{return Number(value)}},_indexToValue:function(index){if(this.attrForSelected){var item=this.items[index];if(item){return this._valueForItem(item)}}else{return index}},_valueForItem:function(item){var propValue=item[Polymer.CaseMap.dashToCamelCase(this.attrForSelected)];return propValue!=undefined?propValue:item.getAttribute(this.attrForSelected)},_applySelection:function(item,isSelected){if(this.selectedClass){this.toggleClass(this.selectedClass,isSelected,item)}if(this.selectedAttribute){this.toggleAttribute(this.selectedAttribute,isSelected,item)}this._selectionChange();this.fire("iron-"+(isSelected?"select":"deselect"),{item:item})},_selectionChange:function(){this._setSelectedItem(this._selection.get())},_observeItems:function(node){return Polymer.dom(node).observeNodes(function(mutation){this._updateItems();if(this._shouldUpdateSelection){this._updateSelected()}this.fire("iron-items-changed",mutation,{bubbles:false,cancelable:false})})},_activateHandler:function(e){var t=e.target;var items=this.items;while(t&&t!=this){var i=items.indexOf(t);if(i>=0){var value=this._indexToValue(i);this._itemActivate(value,t);return}t=t.parentNode}},_itemActivate:function(value,item){if(!this.fire("iron-activate",{selected:value,item:item},{cancelable:true}).defaultPrevented){this.select(value)}}};Polymer.IronMultiSelectableBehaviorImpl={properties:{multi:{type:Boolean,value:false,observer:"multiChanged"},selectedValues:{type:Array,notify:true},selectedItems:{type:Array,readOnly:true,notify:true}},observers:["_updateSelected(selectedValues.splices)"],select:function(value){if(this.multi){if(this.selectedValues){this._toggleSelected(value)}else{this.selectedValues=[value]}}else{this.selected=value}},multiChanged:function(multi){this._selection.multi=multi},get _shouldUpdateSelection(){return this.selected!=null||this.selectedValues!=null&&this.selectedValues.length},_updateAttrForSelected:function(){if(!this.multi){Polymer.IronSelectableBehavior._updateAttrForSelected.apply(this)}else if(this._shouldUpdateSelection){this.selectedValues=this.selectedItems.map(function(selectedItem){return this._indexToValue(this.indexOf(selectedItem))},this).filter(function(unfilteredValue){return unfilteredValue!=null},this)}},_updateSelected:function(){if(this.multi){this._selectMulti(this.selectedValues)}else{this._selectSelected(this.selected)}},_selectMulti:function(values){if(values){var selectedItems=this._valuesToItems(values);this._selection.clear(selectedItems);for(var i=0;i<selectedItems.length;i++){this._selection.setItemSelected(selectedItems[i],true)}if(this.fallbackSelection&&this.items.length&&!this._selection.get().length){var fallback=this._valueToItem(this.fallbackSelection);if(fallback){this.selectedValues=[this.fallbackSelection]}}}else{this._selection.clear()}},_selectionChange:function(){var s=this._selection.get();if(this.multi){this._setSelectedItems(s)}else{this._setSelectedItems([s]);this._setSelectedItem(s)}},_toggleSelected:function(value){var i=this.selectedValues.indexOf(value);var unselected=i<0;if(unselected){this.push("selectedValues",value)}else{this.splice("selectedValues",i,1)}},_valuesToItems:function(values){return values==null?null:values.map(function(value){return this._valueToItem(value)},this)}};Polymer.IronMultiSelectableBehavior=[Polymer.IronSelectableBehavior,Polymer.IronMultiSelectableBehaviorImpl];Polymer.IronMenuBehaviorImpl={properties:{focusedItem:{observer:"_focusedItemChanged",readOnly:true,type:Object},attrForItemTitle:{type:String}},hostAttributes:{role:"menu",tabindex:"0"},observers:["_updateMultiselectable(multi)"],listeners:{focus:"_onFocus",keydown:"_onKeydown","iron-items-changed":"_onIronItemsChanged"},keyBindings:{up:"_onUpKey",down:"_onDownKey",esc:"_onEscKey","shift+tab:keydown":"_onShiftTabDown"},attached:function(){this._resetTabindices()},select:function(value){if(this._defaultFocusAsync){this.cancelAsync(this._defaultFocusAsync);this._defaultFocusAsync=null}var item=this._valueToItem(value);if(item&&item.hasAttribute("disabled"))return;this._setFocusedItem(item);Polymer.IronMultiSelectableBehaviorImpl.select.apply(this,arguments)},_resetTabindices:function(){var selectedItem=this.multi?this.selectedItems&&this.selectedItems[0]:this.selectedItem;this.items.forEach(function(item){item.setAttribute("tabindex",item===selectedItem?"0":"-1")},this)},_updateMultiselectable:function(multi){if(multi){this.setAttribute("aria-multiselectable","true")}else{this.removeAttribute("aria-multiselectable")}},_focusWithKeyboardEvent:function(event){for(var i=0,item;item=this.items[i];i++){var attr=this.attrForItemTitle||"textContent";var title=item[attr]||item.getAttribute(attr);if(!item.hasAttribute("disabled")&&title&&title.trim().charAt(0).toLowerCase()===String.fromCharCode(event.keyCode).toLowerCase()){this._setFocusedItem(item);break}}},_focusPrevious:function(){var length=this.items.length;var curFocusIndex=Number(this.indexOf(this.focusedItem));for(var i=1;i<length+1;i++){var item=this.items[(curFocusIndex-i+length)%length];if(!item.hasAttribute("disabled")){var owner=Polymer.dom(item).getOwnerRoot()||document;this._setFocusedItem(item);if(Polymer.dom(owner).activeElement==item){return}}}},_focusNext:function(){var length=this.items.length;var curFocusIndex=Number(this.indexOf(this.focusedItem));for(var i=1;i<length+1;i++){var item=this.items[(curFocusIndex+i)%length];if(!item.hasAttribute("disabled")){var owner=Polymer.dom(item).getOwnerRoot()||document;this._setFocusedItem(item);if(Polymer.dom(owner).activeElement==item){return}}}},_applySelection:function(item,isSelected){if(isSelected){item.setAttribute("aria-selected","true")}else{item.removeAttribute("aria-selected")}Polymer.IronSelectableBehavior._applySelection.apply(this,arguments)},_focusedItemChanged:function(focusedItem,old){old&&old.setAttribute("tabindex","-1");if(focusedItem){focusedItem.setAttribute("tabindex","0");focusedItem.focus()}},_onIronItemsChanged:function(event){if(event.detail.addedNodes.length){this._resetTabindices()}},_onShiftTabDown:function(event){var oldTabIndex=this.getAttribute("tabindex");Polymer.IronMenuBehaviorImpl._shiftTabPressed=true;this._setFocusedItem(null);this.setAttribute("tabindex","-1");this.async(function(){this.setAttribute("tabindex",oldTabIndex);Polymer.IronMenuBehaviorImpl._shiftTabPressed=false},1)},_onFocus:function(event){if(Polymer.IronMenuBehaviorImpl._shiftTabPressed){return}var rootTarget=Polymer.dom(event).rootTarget;if(rootTarget!==this&&typeof rootTarget.tabIndex!=="undefined"&&!this.isLightDescendant(rootTarget)){return}this._defaultFocusAsync=this.async(function(){var selectedItem=this.multi?this.selectedItems&&this.selectedItems[0]:this.selectedItem;this._setFocusedItem(null);if(selectedItem){this._setFocusedItem(selectedItem)}else if(this.items[0]){this._focusNext()}})},_onUpKey:function(event){this._focusPrevious();event.detail.keyboardEvent.preventDefault()},_onDownKey:function(event){this._focusNext();event.detail.keyboardEvent.preventDefault()},_onEscKey:function(event){this.focusedItem.blur()},_onKeydown:function(event){if(!this.keyboardEventMatchesKeys(event,"up down esc")){this._focusWithKeyboardEvent(event)}event.stopPropagation()},_activateHandler:function(event){Polymer.IronSelectableBehavior._activateHandler.call(this,event);event.stopPropagation()}};Polymer.IronMenuBehaviorImpl._shiftTabPressed=false;Polymer.IronMenuBehavior=[Polymer.IronMultiSelectableBehavior,Polymer.IronA11yKeysBehavior,Polymer.IronMenuBehaviorImpl];(function(){Polymer({is:"paper-menu",behaviors:[Polymer.IronMenuBehavior]})})();Polymer.IronFitBehavior={properties:{sizingTarget:{type:Object,value:function(){return this}},fitInto:{type:Object,value:window},noOverlap:{type:Boolean},positionTarget:{type:Element},horizontalAlign:{type:String},verticalAlign:{type:String},dynamicAlign:{type:Boolean},horizontalOffset:{type:Number,value:0,notify:true},verticalOffset:{type:Number,value:0,notify:true},autoFitOnAttach:{type:Boolean,value:false},_fitInfo:{type:Object}},get _fitWidth(){var fitWidth;if(this.fitInto===window){fitWidth=this.fitInto.innerWidth}else{fitWidth=this.fitInto.getBoundingClientRect().width}return fitWidth},get _fitHeight(){var fitHeight;if(this.fitInto===window){fitHeight=this.fitInto.innerHeight}else{fitHeight=this.fitInto.getBoundingClientRect().height}return fitHeight},get _fitLeft(){var fitLeft;if(this.fitInto===window){fitLeft=0}else{fitLeft=this.fitInto.getBoundingClientRect().left}return fitLeft},get _fitTop(){var fitTop;if(this.fitInto===window){fitTop=0}else{fitTop=this.fitInto.getBoundingClientRect().top}return fitTop},get _defaultPositionTarget(){var parent=Polymer.dom(this).parentNode;if(parent&&parent.nodeType===Node.DOCUMENT_FRAGMENT_NODE){parent=parent.host}return parent},get _localeHorizontalAlign(){if(this._isRTL){if(this.horizontalAlign==="right"){return"left"}if(this.horizontalAlign==="left"){return"right"}}return this.horizontalAlign},attached:function(){this._isRTL=window.getComputedStyle(this).direction=="rtl";this.positionTarget=this.positionTarget||this._defaultPositionTarget;if(this.autoFitOnAttach){if(window.getComputedStyle(this).display==="none"){setTimeout(function(){this.fit()}.bind(this))}else{this.fit()}}},fit:function(){this.position();this.constrain();this.center()},_discoverInfo:function(){if(this._fitInfo){return}var target=window.getComputedStyle(this);var sizer=window.getComputedStyle(this.sizingTarget);this._fitInfo={inlineStyle:{top:this.style.top||"",left:this.style.left||"",position:this.style.position||""},sizerInlineStyle:{maxWidth:this.sizingTarget.style.maxWidth||"",maxHeight:this.sizingTarget.style.maxHeight||"",boxSizing:this.sizingTarget.style.boxSizing||""},positionedBy:{vertically:target.top!=="auto"?"top":target.bottom!=="auto"?"bottom":null,horizontally:target.left!=="auto"?"left":target.right!=="auto"?"right":null},sizedBy:{height:sizer.maxHeight!=="none",width:sizer.maxWidth!=="none",minWidth:parseInt(sizer.minWidth,10)||0,minHeight:parseInt(sizer.minHeight,10)||0},margin:{top:parseInt(target.marginTop,10)||0,right:parseInt(target.marginRight,10)||0,bottom:parseInt(target.marginBottom,10)||0,left:parseInt(target.marginLeft,10)||0}};if(this.verticalOffset){this._fitInfo.margin.top=this._fitInfo.margin.bottom=this.verticalOffset;this._fitInfo.inlineStyle.marginTop=this.style.marginTop||"";this._fitInfo.inlineStyle.marginBottom=this.style.marginBottom||"";this.style.marginTop=this.style.marginBottom=this.verticalOffset+"px"}if(this.horizontalOffset){this._fitInfo.margin.left=this._fitInfo.margin.right=this.horizontalOffset;this._fitInfo.inlineStyle.marginLeft=this.style.marginLeft||"";this._fitInfo.inlineStyle.marginRight=this.style.marginRight||"";this.style.marginLeft=this.style.marginRight=this.horizontalOffset+"px"}},resetFit:function(){var info=this._fitInfo||{};for(var property in info.sizerInlineStyle){this.sizingTarget.style[property]=info.sizerInlineStyle[property]}for(var property in info.inlineStyle){this.style[property]=info.inlineStyle[property]}this._fitInfo=null},refit:function(){var scrollLeft=this.sizingTarget.scrollLeft;var scrollTop=this.sizingTarget.scrollTop;this.resetFit();this.fit();this.sizingTarget.scrollLeft=scrollLeft;this.sizingTarget.scrollTop=scrollTop},position:function(){if(!this.horizontalAlign&&!this.verticalAlign){return}this._discoverInfo();this.style.position="fixed";this.sizingTarget.style.boxSizing="border-box";this.style.left="0px";this.style.top="0px";var rect=this.getBoundingClientRect();var positionRect=this.__getNormalizedRect(this.positionTarget);var fitRect=this.__getNormalizedRect(this.fitInto);var margin=this._fitInfo.margin;var size={width:rect.width+margin.left+margin.right,height:rect.height+margin.top+margin.bottom};var position=this.__getPosition(this._localeHorizontalAlign,this.verticalAlign,size,positionRect,fitRect);var left=position.left+margin.left;var top=position.top+margin.top;var right=Math.min(fitRect.right-margin.right,left+rect.width);var bottom=Math.min(fitRect.bottom-margin.bottom,top+rect.height);var minWidth=this._fitInfo.sizedBy.minWidth;var minHeight=this._fitInfo.sizedBy.minHeight;if(left<margin.left){left=margin.left;if(right-left<minWidth){left=right-minWidth}}if(top<margin.top){top=margin.top;if(bottom-top<minHeight){top=bottom-minHeight}}this.sizingTarget.style.maxWidth=right-left+"px";this.sizingTarget.style.maxHeight=bottom-top+"px";this.style.left=left-rect.left+"px";this.style.top=top-rect.top+"px"},constrain:function(){if(this.horizontalAlign||this.verticalAlign){return}this._discoverInfo();var info=this._fitInfo;if(!info.positionedBy.vertically){this.style.position="fixed";this.style.top="0px"}if(!info.positionedBy.horizontally){this.style.position="fixed";this.style.left="0px"}this.sizingTarget.style.boxSizing="border-box";var rect=this.getBoundingClientRect();if(!info.sizedBy.height){this.__sizeDimension(rect,info.positionedBy.vertically,"top","bottom","Height")}if(!info.sizedBy.width){this.__sizeDimension(rect,info.positionedBy.horizontally,"left","right","Width")}},_sizeDimension:function(rect,positionedBy,start,end,extent){this.__sizeDimension(rect,positionedBy,start,end,extent)},__sizeDimension:function(rect,positionedBy,start,end,extent){var info=this._fitInfo;var fitRect=this.__getNormalizedRect(this.fitInto);var max=extent==="Width"?fitRect.width:fitRect.height;var flip=positionedBy===end;var offset=flip?max-rect[end]:rect[start];var margin=info.margin[flip?start:end];var offsetExtent="offset"+extent;var sizingOffset=this[offsetExtent]-this.sizingTarget[offsetExtent];this.sizingTarget.style["max"+extent]=max-margin-offset-sizingOffset+"px"},center:function(){if(this.horizontalAlign||this.verticalAlign){return}this._discoverInfo();var positionedBy=this._fitInfo.positionedBy;if(positionedBy.vertically&&positionedBy.horizontally){return}this.style.position="fixed";if(!positionedBy.vertically){this.style.top="0px"}if(!positionedBy.horizontally){this.style.left="0px"}var rect=this.getBoundingClientRect();var fitRect=this.__getNormalizedRect(this.fitInto);if(!positionedBy.vertically){var top=fitRect.top-rect.top+(fitRect.height-rect.height)/2;this.style.top=top+"px"}if(!positionedBy.horizontally){var left=fitRect.left-rect.left+(fitRect.width-rect.width)/2;this.style.left=left+"px"}},__getNormalizedRect:function(target){if(target===document.documentElement||target===window){return{top:0,left:0,width:window.innerWidth,height:window.innerHeight,right:window.innerWidth,bottom:window.innerHeight}}return target.getBoundingClientRect()},__getCroppedArea:function(position,size,fitRect){var verticalCrop=Math.min(0,position.top)+Math.min(0,fitRect.bottom-(position.top+size.height));var horizontalCrop=Math.min(0,position.left)+Math.min(0,fitRect.right-(position.left+size.width));return Math.abs(verticalCrop)*size.width+Math.abs(horizontalCrop)*size.height},__getPosition:function(hAlign,vAlign,size,positionRect,fitRect){var positions=[{verticalAlign:"top",horizontalAlign:"left",top:positionRect.top,left:positionRect.left},{verticalAlign:"top",horizontalAlign:"right",top:positionRect.top,left:positionRect.right-size.width},{verticalAlign:"bottom",horizontalAlign:"left",top:positionRect.bottom-size.height,left:positionRect.left},{verticalAlign:"bottom",horizontalAlign:"right",top:positionRect.bottom-size.height,left:positionRect.right-size.width}];if(this.noOverlap){for(var i=0,l=positions.length;i<l;i++){var copy={};for(var key in positions[i]){copy[key]=positions[i][key]}positions.push(copy)}positions[0].top=positions[1].top+=positionRect.height;positions[2].top=positions[3].top-=positionRect.height;positions[4].left=positions[6].left+=positionRect.width;positions[5].left=positions[7].left-=positionRect.width}vAlign=vAlign==="auto"?null:vAlign;hAlign=hAlign==="auto"?null:hAlign;var position;for(var i=0;i<positions.length;i++){var pos=positions[i];if(!this.dynamicAlign&&!this.noOverlap&&pos.verticalAlign===vAlign&&pos.horizontalAlign===hAlign){position=pos;break}var alignOk=(!vAlign||pos.verticalAlign===vAlign)&&(!hAlign||pos.horizontalAlign===hAlign);if(!this.dynamicAlign&&!alignOk){continue}position=position||pos;pos.croppedArea=this.__getCroppedArea(pos,size,fitRect);var diff=pos.croppedArea-position.croppedArea;if(diff<0||diff===0&&alignOk){position=pos}if(position.croppedArea===0&&alignOk){break}}return position}};(function(){"use strict";Polymer({is:"iron-overlay-backdrop",properties:{opened:{reflectToAttribute:true,type:Boolean,value:false,observer:"_openedChanged"}},listeners:{transitionend:"_onTransitionend"},created:function(){this.__openedRaf=null},attached:function(){this.opened&&this._openedChanged(this.opened)},prepare:function(){if(this.opened&&!this.parentNode){Polymer.dom(document.body).appendChild(this)}},open:function(){this.opened=true},close:function(){this.opened=false},complete:function(){if(!this.opened&&this.parentNode===document.body){Polymer.dom(this.parentNode).removeChild(this)}},_onTransitionend:function(event){if(event&&event.target===this){this.complete()}},_openedChanged:function(opened){if(opened){this.prepare()}else{var cs=window.getComputedStyle(this);if(cs.transitionDuration==="0s"||cs.opacity==0){this.complete()}}if(!this.isAttached){return}if(this.__openedRaf){window.cancelAnimationFrame(this.__openedRaf);this.__openedRaf=null}this.scrollTop=this.scrollTop;this.__openedRaf=window.requestAnimationFrame(function(){this.__openedRaf=null;this.toggleClass("opened",this.opened)}.bind(this))}})})();Polymer.IronOverlayManagerClass=function(){this._overlays=[];this._minimumZ=101;this._backdropElement=null;Polymer.Gestures.add(document,"tap",this._onCaptureClick.bind(this));document.addEventListener("focus",this._onCaptureFocus.bind(this),true);document.addEventListener("keydown",this._onCaptureKeyDown.bind(this),true)};Polymer.IronOverlayManagerClass.prototype={constructor:Polymer.IronOverlayManagerClass,get backdropElement(){if(!this._backdropElement){this._backdropElement=document.createElement("iron-overlay-backdrop")}return this._backdropElement},get deepActiveElement(){var active=document.activeElement||document.body;while(active.root&&Polymer.dom(active.root).activeElement){active=Polymer.dom(active.root).activeElement}return active},_bringOverlayAtIndexToFront:function(i){var overlay=this._overlays[i];if(!overlay){return}var lastI=this._overlays.length-1;var currentOverlay=this._overlays[lastI];if(currentOverlay&&this._shouldBeBehindOverlay(overlay,currentOverlay)){lastI--}if(i>=lastI){return}var minimumZ=Math.max(this.currentOverlayZ(),this._minimumZ);if(this._getZ(overlay)<=minimumZ){this._applyOverlayZ(overlay,minimumZ)}while(i<lastI){this._overlays[i]=this._overlays[i+1];i++}this._overlays[lastI]=overlay},addOrRemoveOverlay:function(overlay){if(overlay.opened){this.addOverlay(overlay)}else{this.removeOverlay(overlay)}},addOverlay:function(overlay){var i=this._overlays.indexOf(overlay);if(i>=0){this._bringOverlayAtIndexToFront(i);this.trackBackdrop();return}var insertionIndex=this._overlays.length;var currentOverlay=this._overlays[insertionIndex-1];var minimumZ=Math.max(this._getZ(currentOverlay),this._minimumZ);var newZ=this._getZ(overlay);if(currentOverlay&&this._shouldBeBehindOverlay(overlay,currentOverlay)){this._applyOverlayZ(currentOverlay,minimumZ);insertionIndex--;var previousOverlay=this._overlays[insertionIndex-1];minimumZ=Math.max(this._getZ(previousOverlay),this._minimumZ)}if(newZ<=minimumZ){this._applyOverlayZ(overlay,minimumZ)}this._overlays.splice(insertionIndex,0,overlay);this.trackBackdrop()},removeOverlay:function(overlay){var i=this._overlays.indexOf(overlay);if(i===-1){return}this._overlays.splice(i,1);this.trackBackdrop()},currentOverlay:function(){var i=this._overlays.length-1;return this._overlays[i]},currentOverlayZ:function(){return this._getZ(this.currentOverlay())},ensureMinimumZ:function(minimumZ){this._minimumZ=Math.max(this._minimumZ,minimumZ)},focusOverlay:function(){var current=this.currentOverlay();if(current){current._applyFocus()}},trackBackdrop:function(){var overlay=this._overlayWithBackdrop();if(!overlay&&!this._backdropElement){return}this.backdropElement.style.zIndex=this._getZ(overlay)-1;this.backdropElement.opened=!!overlay},getBackdrops:function(){var backdrops=[];for(var i=0;i<this._overlays.length;i++){if(this._overlays[i].withBackdrop){backdrops.push(this._overlays[i])}}return backdrops},backdropZ:function(){return this._getZ(this._overlayWithBackdrop())-1},_overlayWithBackdrop:function(){for(var i=0;i<this._overlays.length;i++){if(this._overlays[i].withBackdrop){return this._overlays[i]}}},_getZ:function(overlay){var z=this._minimumZ;if(overlay){var z1=Number(overlay.style.zIndex||window.getComputedStyle(overlay).zIndex);if(z1===z1){z=z1}}return z},_setZ:function(element,z){element.style.zIndex=z},_applyOverlayZ:function(overlay,aboveZ){this._setZ(overlay,aboveZ+2)},_overlayInPath:function(path){path=path||[];for(var i=0;i<path.length;i++){if(path[i]._manager===this){return path[i]}}},_onCaptureClick:function(event){var overlay=this.currentOverlay();if(overlay&&this._overlayInPath(Polymer.dom(event).path)!==overlay){overlay._onCaptureClick(event)}},_onCaptureFocus:function(event){var overlay=this.currentOverlay();if(overlay){overlay._onCaptureFocus(event)}},_onCaptureKeyDown:function(event){var overlay=this.currentOverlay();if(overlay){if(Polymer.IronA11yKeysBehavior.keyboardEventMatchesKeys(event,"esc")){overlay._onCaptureEsc(event)}else if(Polymer.IronA11yKeysBehavior.keyboardEventMatchesKeys(event,"tab")){overlay._onCaptureTab(event)}}},_shouldBeBehindOverlay:function(overlay1,overlay2){return!overlay1.alwaysOnTop&&overlay2.alwaysOnTop}};Polymer.IronOverlayManager=new Polymer.IronOverlayManagerClass;(function(){"use strict";Polymer.IronOverlayBehaviorImpl={properties:{opened:{observer:"_openedChanged",type:Boolean,value:false,notify:true},canceled:{observer:"_canceledChanged",readOnly:true,type:Boolean,value:false},withBackdrop:{observer:"_withBackdropChanged",type:Boolean},noAutoFocus:{type:Boolean,value:false},noCancelOnEscKey:{type:Boolean,value:false},noCancelOnOutsideClick:{type:Boolean,value:false},closingReason:{
-type:Object},restoreFocusOnClose:{type:Boolean,value:false},alwaysOnTop:{type:Boolean},_manager:{type:Object,value:Polymer.IronOverlayManager},_focusedChild:{type:Object}},listeners:{"iron-resize":"_onIronResize"},get backdropElement(){return this._manager.backdropElement},get _focusNode(){return this._focusedChild||Polymer.dom(this).querySelector("[autofocus]")||this},get _focusableNodes(){var FOCUSABLE_WITH_DISABLED=["a[href]","area[href]","iframe","[tabindex]","[contentEditable=true]"];var FOCUSABLE_WITHOUT_DISABLED=["input","select","textarea","button"];var selector=FOCUSABLE_WITH_DISABLED.join(':not([tabindex="-1"]),')+':not([tabindex="-1"]),'+FOCUSABLE_WITHOUT_DISABLED.join(':not([disabled]):not([tabindex="-1"]),')+':not([disabled]):not([tabindex="-1"])';var focusables=Polymer.dom(this).querySelectorAll(selector);if(this.tabIndex>=0){focusables.splice(0,0,this)}return focusables.sort(function(a,b){if(a.tabIndex===b.tabIndex){return 0}if(a.tabIndex===0||a.tabIndex>b.tabIndex){return 1}return-1})},ready:function(){this.__isAnimating=false;this.__shouldRemoveTabIndex=false;this.__firstFocusableNode=this.__lastFocusableNode=null;this.__raf=null;this.__restoreFocusNode=null;this._ensureSetup()},attached:function(){if(this.opened){this._openedChanged(this.opened)}this._observer=Polymer.dom(this).observeNodes(this._onNodesChange)},detached:function(){Polymer.dom(this).unobserveNodes(this._observer);this._observer=null;if(this.__raf){window.cancelAnimationFrame(this.__raf);this.__raf=null}this._manager.removeOverlay(this)},toggle:function(){this._setCanceled(false);this.opened=!this.opened},open:function(){this._setCanceled(false);this.opened=true},close:function(){this._setCanceled(false);this.opened=false},cancel:function(event){var cancelEvent=this.fire("iron-overlay-canceled",event,{cancelable:true});if(cancelEvent.defaultPrevented){return}this._setCanceled(true);this.opened=false},_ensureSetup:function(){if(this._overlaySetup){return}this._overlaySetup=true;this.style.outline="none";this.style.display="none"},_openedChanged:function(opened){if(opened){this.removeAttribute("aria-hidden")}else{this.setAttribute("aria-hidden","true")}if(!this.isAttached){return}this.__isAnimating=true;this.__onNextAnimationFrame(this.__openedChanged)},_canceledChanged:function(){this.closingReason=this.closingReason||{};this.closingReason.canceled=this.canceled},_withBackdropChanged:function(){if(this.withBackdrop&&!this.hasAttribute("tabindex")){this.setAttribute("tabindex","-1");this.__shouldRemoveTabIndex=true}else if(this.__shouldRemoveTabIndex){this.removeAttribute("tabindex");this.__shouldRemoveTabIndex=false}if(this.opened&&this.isAttached){this._manager.trackBackdrop()}},_prepareRenderOpened:function(){this.__restoreFocusNode=this._manager.deepActiveElement;this._preparePositioning();this.refit();this._finishPositioning();if(this.noAutoFocus&&document.activeElement===this._focusNode){this._focusNode.blur();this.__restoreFocusNode.focus()}},_renderOpened:function(){this._finishRenderOpened()},_renderClosed:function(){this._finishRenderClosed()},_finishRenderOpened:function(){this.notifyResize();this.__isAnimating=false;var focusableNodes=this._focusableNodes;this.__firstFocusableNode=focusableNodes[0];this.__lastFocusableNode=focusableNodes[focusableNodes.length-1];this.fire("iron-overlay-opened")},_finishRenderClosed:function(){this.style.display="none";this.style.zIndex="";this.notifyResize();this.__isAnimating=false;this.fire("iron-overlay-closed",this.closingReason)},_preparePositioning:function(){this.style.transition=this.style.webkitTransition="none";this.style.transform=this.style.webkitTransform="none";this.style.display=""},_finishPositioning:function(){this.style.display="none";this.scrollTop=this.scrollTop;this.style.transition=this.style.webkitTransition="";this.style.transform=this.style.webkitTransform="";this.style.display="";this.scrollTop=this.scrollTop},_applyFocus:function(){if(this.opened){if(!this.noAutoFocus){this._focusNode.focus()}}else{this._focusNode.blur();this._focusedChild=null;if(this.restoreFocusOnClose&&this.__restoreFocusNode){this.__restoreFocusNode.focus()}this.__restoreFocusNode=null;var currentOverlay=this._manager.currentOverlay();if(currentOverlay&&this!==currentOverlay){currentOverlay._applyFocus()}}},_onCaptureClick:function(event){if(!this.noCancelOnOutsideClick){this.cancel(event)}},_onCaptureFocus:function(event){if(!this.withBackdrop){return}var path=Polymer.dom(event).path;if(path.indexOf(this)===-1){event.stopPropagation();this._applyFocus()}else{this._focusedChild=path[0]}},_onCaptureEsc:function(event){if(!this.noCancelOnEscKey){this.cancel(event)}},_onCaptureTab:function(event){if(!this.withBackdrop){return}var shift=event.shiftKey;var nodeToCheck=shift?this.__firstFocusableNode:this.__lastFocusableNode;var nodeToSet=shift?this.__lastFocusableNode:this.__firstFocusableNode;var shouldWrap=false;if(nodeToCheck===nodeToSet){shouldWrap=true}else{var focusedNode=this._manager.deepActiveElement;shouldWrap=focusedNode===nodeToCheck||focusedNode===this}if(shouldWrap){event.preventDefault();this._focusedChild=nodeToSet;this._applyFocus()}},_onIronResize:function(){if(this.opened&&!this.__isAnimating){this.__onNextAnimationFrame(this.refit)}},_onNodesChange:function(){if(this.opened&&!this.__isAnimating){this.notifyResize()}},__openedChanged:function(){if(this.opened){this._prepareRenderOpened();this._manager.addOverlay(this);this._applyFocus();this._renderOpened()}else{this._manager.removeOverlay(this);this._applyFocus();this._renderClosed()}},__onNextAnimationFrame:function(callback){if(this.__raf){window.cancelAnimationFrame(this.__raf)}var self=this;this.__raf=window.requestAnimationFrame(function nextAnimationFrame(){self.__raf=null;callback.call(self)})}};Polymer.IronOverlayBehavior=[Polymer.IronFitBehavior,Polymer.IronResizableBehavior,Polymer.IronOverlayBehaviorImpl]})();Polymer.NeonAnimatableBehavior={properties:{animationConfig:{type:Object},entryAnimation:{observer:"_entryAnimationChanged",type:String},exitAnimation:{observer:"_exitAnimationChanged",type:String}},_entryAnimationChanged:function(){this.animationConfig=this.animationConfig||{};this.animationConfig["entry"]=[{name:this.entryAnimation,node:this}]},_exitAnimationChanged:function(){this.animationConfig=this.animationConfig||{};this.animationConfig["exit"]=[{name:this.exitAnimation,node:this}]},_copyProperties:function(config1,config2){for(var property in config2){config1[property]=config2[property]}},_cloneConfig:function(config){var clone={isClone:true};this._copyProperties(clone,config);return clone},_getAnimationConfigRecursive:function(type,map,allConfigs){if(!this.animationConfig){return}if(this.animationConfig.value&&typeof this.animationConfig.value==="function"){this._warn(this._logf("playAnimation","Please put 'animationConfig' inside of your components 'properties' object instead of outside of it."));return}var thisConfig;if(type){thisConfig=this.animationConfig[type]}else{thisConfig=this.animationConfig}if(!Array.isArray(thisConfig)){thisConfig=[thisConfig]}if(thisConfig){for(var config,index=0;config=thisConfig[index];index++){if(config.animatable){config.animatable._getAnimationConfigRecursive(config.type||type,map,allConfigs)}else{if(config.id){var cachedConfig=map[config.id];if(cachedConfig){if(!cachedConfig.isClone){map[config.id]=this._cloneConfig(cachedConfig);cachedConfig=map[config.id]}this._copyProperties(cachedConfig,config)}else{map[config.id]=config}}else{allConfigs.push(config)}}}}},getAnimationConfig:function(type){var map={};var allConfigs=[];this._getAnimationConfigRecursive(type,map,allConfigs);for(var key in map){allConfigs.push(map[key])}return allConfigs}};Polymer.NeonAnimationRunnerBehaviorImpl={_configureAnimations:function(configs){var results=[];if(configs.length>0){for(var config,index=0;config=configs[index];index++){var neonAnimation=document.createElement(config.name);if(neonAnimation.isNeonAnimation){var result=null;try{result=neonAnimation.configure(config);if(typeof result.cancel!="function"){result=document.timeline.play(result)}}catch(e){result=null;console.warn("Couldnt play","(",config.name,").",e)}if(result){results.push({neonAnimation:neonAnimation,config:config,animation:result})}}else{console.warn(this.is+":",config.name,"not found!")}}}return results},_shouldComplete:function(activeEntries){var finished=true;for(var i=0;i<activeEntries.length;i++){if(activeEntries[i].animation.playState!="finished"){finished=false;break}}return finished},_complete:function(activeEntries){for(var i=0;i<activeEntries.length;i++){activeEntries[i].neonAnimation.complete(activeEntries[i].config)}for(var i=0;i<activeEntries.length;i++){activeEntries[i].animation.cancel()}},playAnimation:function(type,cookie){var configs=this.getAnimationConfig(type);if(!configs){return}this._active=this._active||{};if(this._active[type]){this._complete(this._active[type]);delete this._active[type]}var activeEntries=this._configureAnimations(configs);if(activeEntries.length==0){this.fire("neon-animation-finish",cookie,{bubbles:false});return}this._active[type]=activeEntries;for(var i=0;i<activeEntries.length;i++){activeEntries[i].animation.onfinish=function(){if(this._shouldComplete(activeEntries)){this._complete(activeEntries);delete this._active[type];this.fire("neon-animation-finish",cookie,{bubbles:false})}}.bind(this)}},cancelAnimation:function(){for(var k in this._animations){this._animations[k].cancel()}this._animations={}}};Polymer.NeonAnimationRunnerBehavior=[Polymer.NeonAnimatableBehavior,Polymer.NeonAnimationRunnerBehaviorImpl];Polymer.NeonAnimationBehavior={properties:{animationTiming:{type:Object,value:function(){return{duration:500,easing:"cubic-bezier(0.4, 0, 0.2, 1)",fill:"both"}}}},isNeonAnimation:true,timingFromConfig:function(config){if(config.timing){for(var property in config.timing){this.animationTiming[property]=config.timing[property]}}return this.animationTiming},setPrefixedProperty:function(node,property,value){var map={transform:["webkitTransform"],transformOrigin:["mozTransformOrigin","webkitTransformOrigin"]};var prefixes=map[property];for(var prefix,index=0;prefix=prefixes[index];index++){node.style[prefix]=value}node.style[property]=value},complete:function(){}};Polymer({is:"opaque-animation",behaviors:[Polymer.NeonAnimationBehavior],configure:function(config){var node=config.node;this._effect=new KeyframeEffect(node,[{opacity:"1"},{opacity:"1"}],this.timingFromConfig(config));node.style.opacity="0";return this._effect},complete:function(config){config.node.style.opacity=""}});(function(){"use strict";var LAST_TOUCH_POSITION={pageX:0,pageY:0};var ROOT_TARGET=null;var SCROLLABLE_NODES=[];Polymer.IronDropdownScrollManager={get currentLockingElement(){return this._lockingElements[this._lockingElements.length-1]},elementIsScrollLocked:function(element){var currentLockingElement=this.currentLockingElement;if(currentLockingElement===undefined)return false;var scrollLocked;if(this._hasCachedLockedElement(element)){return true}if(this._hasCachedUnlockedElement(element)){return false}scrollLocked=!!currentLockingElement&&currentLockingElement!==element&&!this._composedTreeContains(currentLockingElement,element);if(scrollLocked){this._lockedElementCache.push(element)}else{this._unlockedElementCache.push(element)}return scrollLocked},pushScrollLock:function(element){if(this._lockingElements.indexOf(element)>=0){return}if(this._lockingElements.length===0){this._lockScrollInteractions()}this._lockingElements.push(element);this._lockedElementCache=[];this._unlockedElementCache=[]},removeScrollLock:function(element){var index=this._lockingElements.indexOf(element);if(index===-1){return}this._lockingElements.splice(index,1);this._lockedElementCache=[];this._unlockedElementCache=[];if(this._lockingElements.length===0){this._unlockScrollInteractions()}},_lockingElements:[],_lockedElementCache:null,_unlockedElementCache:null,_hasCachedLockedElement:function(element){return this._lockedElementCache.indexOf(element)>-1},_hasCachedUnlockedElement:function(element){return this._unlockedElementCache.indexOf(element)>-1},_composedTreeContains:function(element,child){var contentElements;var distributedNodes;var contentIndex;var nodeIndex;if(element.contains(child)){return true}contentElements=Polymer.dom(element).querySelectorAll("content");for(contentIndex=0;contentIndex<contentElements.length;++contentIndex){distributedNodes=Polymer.dom(contentElements[contentIndex]).getDistributedNodes();for(nodeIndex=0;nodeIndex<distributedNodes.length;++nodeIndex){if(this._composedTreeContains(distributedNodes[nodeIndex],child)){return true}}}return false},_scrollInteractionHandler:function(event){if(event.cancelable&&this._shouldPreventScrolling(event)){event.preventDefault()}if(event.targetTouches){var touch=event.targetTouches[0];LAST_TOUCH_POSITION.pageX=touch.pageX;LAST_TOUCH_POSITION.pageY=touch.pageY}},_lockScrollInteractions:function(){this._boundScrollHandler=this._boundScrollHandler||this._scrollInteractionHandler.bind(this);document.addEventListener("wheel",this._boundScrollHandler,true);document.addEventListener("mousewheel",this._boundScrollHandler,true);document.addEventListener("DOMMouseScroll",this._boundScrollHandler,true);document.addEventListener("touchstart",this._boundScrollHandler,true);document.addEventListener("touchmove",this._boundScrollHandler,true)},_unlockScrollInteractions:function(){document.removeEventListener("wheel",this._boundScrollHandler,true);document.removeEventListener("mousewheel",this._boundScrollHandler,true);document.removeEventListener("DOMMouseScroll",this._boundScrollHandler,true);document.removeEventListener("touchstart",this._boundScrollHandler,true);document.removeEventListener("touchmove",this._boundScrollHandler,true)},_shouldPreventScrolling:function(event){var target=Polymer.dom(event).rootTarget;if(event.type!=="touchmove"&&ROOT_TARGET!==target){ROOT_TARGET=target;SCROLLABLE_NODES=this._getScrollableNodes(Polymer.dom(event).path)}if(!SCROLLABLE_NODES.length){return true}if(event.type==="touchstart"){return false}var info=this._getScrollInfo(event);return!this._getScrollingNode(SCROLLABLE_NODES,info.deltaX,info.deltaY)},_getScrollableNodes:function(nodes){var scrollables=[];var lockingIndex=nodes.indexOf(this.currentLockingElement);for(var i=0;i<=lockingIndex;i++){var node=nodes[i];if(node.nodeType===11){continue}var style=node.style;if(style.overflow!=="scroll"&&style.overflow!=="auto"){style=window.getComputedStyle(node)}if(style.overflow==="scroll"||style.overflow==="auto"){scrollables.push(node)}}return scrollables},_getScrollingNode:function(nodes,deltaX,deltaY){if(!deltaX&&!deltaY){return}var verticalScroll=Math.abs(deltaY)>=Math.abs(deltaX);for(var i=0;i<nodes.length;i++){var node=nodes[i];var canScroll=false;if(verticalScroll){canScroll=deltaY<0?node.scrollTop>0:node.scrollTop<node.scrollHeight-node.clientHeight}else{canScroll=deltaX<0?node.scrollLeft>0:node.scrollLeft<node.scrollWidth-node.clientWidth}if(canScroll){return node}}},_getScrollInfo:function(event){var info={deltaX:event.deltaX,deltaY:event.deltaY};if("deltaX"in event){}else if("wheelDeltaX"in event){info.deltaX=-event.wheelDeltaX;info.deltaY=-event.wheelDeltaY}else if("axis"in event){info.deltaX=event.axis===1?event.detail:0;info.deltaY=event.axis===2?event.detail:0}else if(event.targetTouches){var touch=event.targetTouches[0];info.deltaX=LAST_TOUCH_POSITION.pageX-touch.pageX;info.deltaY=LAST_TOUCH_POSITION.pageY-touch.pageY}return info}}})();(function(){"use strict";Polymer({is:"iron-dropdown",behaviors:[Polymer.IronControlState,Polymer.IronA11yKeysBehavior,Polymer.IronOverlayBehavior,Polymer.NeonAnimationRunnerBehavior],properties:{horizontalAlign:{type:String,value:"left",reflectToAttribute:true},verticalAlign:{type:String,value:"top",reflectToAttribute:true},openAnimationConfig:{type:Object},closeAnimationConfig:{type:Object},focusTarget:{type:Object},noAnimations:{type:Boolean,value:false},allowOutsideScroll:{type:Boolean,value:false},_boundOnCaptureScroll:{type:Function,value:function(){return this._onCaptureScroll.bind(this)}}},listeners:{"neon-animation-finish":"_onNeonAnimationFinish"},observers:["_updateOverlayPosition(positionTarget, verticalAlign, horizontalAlign, verticalOffset, horizontalOffset)"],get containedElement(){return Polymer.dom(this.$.content).getDistributedNodes()[0]},get _focusTarget(){return this.focusTarget||this.containedElement},ready:function(){this._scrollTop=0;this._scrollLeft=0;this._refitOnScrollRAF=null},attached:function(){if(!this.sizingTarget||this.sizingTarget===this){this.sizingTarget=this.containedElement}},detached:function(){this.cancelAnimation();document.removeEventListener("scroll",this._boundOnCaptureScroll);Polymer.IronDropdownScrollManager.removeScrollLock(this)},_openedChanged:function(){if(this.opened&&this.disabled){this.cancel()}else{this.cancelAnimation();this._updateAnimationConfig();this._saveScrollPosition();if(this.opened){document.addEventListener("scroll",this._boundOnCaptureScroll);!this.allowOutsideScroll&&Polymer.IronDropdownScrollManager.pushScrollLock(this)}else{document.removeEventListener("scroll",this._boundOnCaptureScroll);Polymer.IronDropdownScrollManager.removeScrollLock(this)}Polymer.IronOverlayBehaviorImpl._openedChanged.apply(this,arguments)}},_renderOpened:function(){if(!this.noAnimations&&this.animationConfig.open){this.$.contentWrapper.classList.add("animating");this.playAnimation("open")}else{Polymer.IronOverlayBehaviorImpl._renderOpened.apply(this,arguments)}},_renderClosed:function(){if(!this.noAnimations&&this.animationConfig.close){this.$.contentWrapper.classList.add("animating");this.playAnimation("close")}else{Polymer.IronOverlayBehaviorImpl._renderClosed.apply(this,arguments)}},_onNeonAnimationFinish:function(){this.$.contentWrapper.classList.remove("animating");if(this.opened){this._finishRenderOpened()}else{this._finishRenderClosed()}},_onCaptureScroll:function(){if(!this.allowOutsideScroll){this._restoreScrollPosition()}else{this._refitOnScrollRAF&&window.cancelAnimationFrame(this._refitOnScrollRAF);this._refitOnScrollRAF=window.requestAnimationFrame(this.refit.bind(this))}},_saveScrollPosition:function(){if(document.scrollingElement){this._scrollTop=document.scrollingElement.scrollTop;this._scrollLeft=document.scrollingElement.scrollLeft}else{this._scrollTop=Math.max(document.documentElement.scrollTop,document.body.scrollTop);this._scrollLeft=Math.max(document.documentElement.scrollLeft,document.body.scrollLeft)}},_restoreScrollPosition:function(){if(document.scrollingElement){document.scrollingElement.scrollTop=this._scrollTop;document.scrollingElement.scrollLeft=this._scrollLeft}else{document.documentElement.scrollTop=this._scrollTop;document.documentElement.scrollLeft=this._scrollLeft;document.body.scrollTop=this._scrollTop;document.body.scrollLeft=this._scrollLeft}},_updateAnimationConfig:function(){var animations=(this.openAnimationConfig||[]).concat(this.closeAnimationConfig||[]);for(var i=0;i<animations.length;i++){animations[i].node=this.containedElement}this.animationConfig={open:this.openAnimationConfig,close:this.closeAnimationConfig}},_updateOverlayPosition:function(){if(this.isAttached){this.notifyResize()}},_applyFocus:function(){var focusTarget=this.focusTarget||this.containedElement;if(focusTarget&&this.opened&&!this.noAutoFocus){focusTarget.focus()}else{Polymer.IronOverlayBehaviorImpl._applyFocus.apply(this,arguments)}}})})();Polymer({is:"fade-in-animation",behaviors:[Polymer.NeonAnimationBehavior],configure:function(config){var node=config.node;this._effect=new KeyframeEffect(node,[{opacity:"0"},{opacity:"1"}],this.timingFromConfig(config));return this._effect}});Polymer({is:"fade-out-animation",behaviors:[Polymer.NeonAnimationBehavior],configure:function(config){var node=config.node;this._effect=new KeyframeEffect(node,[{opacity:"1"},{opacity:"0"}],this.timingFromConfig(config));return this._effect}});Polymer({is:"paper-menu-grow-height-animation",behaviors:[Polymer.NeonAnimationBehavior],configure:function(config){var node=config.node;var rect=node.getBoundingClientRect();var height=rect.height;this._effect=new KeyframeEffect(node,[{height:height/2+"px"},{height:height+"px"}],this.timingFromConfig(config));return this._effect}});Polymer({is:"paper-menu-grow-width-animation",behaviors:[Polymer.NeonAnimationBehavior],configure:function(config){var node=config.node;var rect=node.getBoundingClientRect();var width=rect.width;this._effect=new KeyframeEffect(node,[{width:width/2+"px"},{width:width+"px"}],this.timingFromConfig(config));return this._effect}});Polymer({is:"paper-menu-shrink-width-animation",behaviors:[Polymer.NeonAnimationBehavior],configure:function(config){var node=config.node;var rect=node.getBoundingClientRect();var width=rect.width;this._effect=new KeyframeEffect(node,[{width:width+"px"},{width:width-width/20+"px"}],this.timingFromConfig(config));return this._effect}});Polymer({is:"paper-menu-shrink-height-animation",behaviors:[Polymer.NeonAnimationBehavior],configure:function(config){var node=config.node;var rect=node.getBoundingClientRect();var height=rect.height;var top=rect.top;this.setPrefixedProperty(node,"transformOrigin","0 0");this._effect=new KeyframeEffect(node,[{height:height+"px",transform:"translateY(0)"},{height:height/2+"px",transform:"translateY(-20px)"}],this.timingFromConfig(config));return this._effect}});(function(){"use strict";var config={ANIMATION_CUBIC_BEZIER:"cubic-bezier(.3,.95,.5,1)",MAX_ANIMATION_TIME_MS:400};var PaperMenuButton=Polymer({is:"paper-menu-button",behaviors:[Polymer.IronA11yKeysBehavior,Polymer.IronControlState],properties:{opened:{type:Boolean,value:false,notify:true,observer:"_openedChanged"},horizontalAlign:{type:String,value:"left",reflectToAttribute:true},verticalAlign:{type:String,value:"top",reflectToAttribute:true},dynamicAlign:{type:Boolean},horizontalOffset:{type:Number,value:0,notify:true},verticalOffset:{type:Number,value:0,notify:true},noOverlap:{type:Boolean},noAnimations:{type:Boolean,value:false},ignoreSelect:{type:Boolean,value:false},closeOnActivate:{type:Boolean,value:false},openAnimationConfig:{type:Object,value:function(){return[{name:"fade-in-animation",timing:{delay:100,duration:200}},{name:"paper-menu-grow-width-animation",timing:{delay:100,duration:150,easing:config.ANIMATION_CUBIC_BEZIER}},{name:"paper-menu-grow-height-animation",timing:{delay:100,duration:275,easing:config.ANIMATION_CUBIC_BEZIER}}]}},closeAnimationConfig:{type:Object,value:function(){return[{name:"fade-out-animation",timing:{duration:150}},{name:"paper-menu-shrink-width-animation",timing:{delay:100,duration:50,easing:config.ANIMATION_CUBIC_BEZIER}},{name:"paper-menu-shrink-height-animation",timing:{duration:200,easing:"ease-in"}}]}},allowOutsideScroll:{type:Boolean,value:false},restoreFocusOnClose:{type:Boolean,value:true},_dropdownContent:{type:Object}},hostAttributes:{role:"group","aria-haspopup":"true"},listeners:{"iron-activate":"_onIronActivate","iron-select":"_onIronSelect"},get contentElement(){return Polymer.dom(this.$.content).getDistributedNodes()[0]},toggle:function(){if(this.opened){this.close()}else{this.open()}},open:function(){if(this.disabled){return}this.$.dropdown.open()},close:function(){this.$.dropdown.close()},_onIronSelect:function(event){if(!this.ignoreSelect){this.close()}},_onIronActivate:function(event){if(this.closeOnActivate){this.close()}},_openedChanged:function(opened,oldOpened){if(opened){this._dropdownContent=this.contentElement;this.fire("paper-dropdown-open")}else if(oldOpened!=null){this.fire("paper-dropdown-close")}},_disabledChanged:function(disabled){Polymer.IronControlState._disabledChanged.apply(this,arguments);if(disabled&&this.opened){this.close()}},__onIronOverlayCanceled:function(event){var uiEvent=event.detail;var target=Polymer.dom(uiEvent).rootTarget;var trigger=this.$.trigger;var path=Polymer.dom(uiEvent).path;if(path.indexOf(trigger)>-1){event.preventDefault()}}});Object.keys(config).forEach(function(key){PaperMenuButton[key]=config[key]});Polymer.PaperMenuButton=PaperMenuButton})();Polymer.PaperInkyFocusBehaviorImpl={observers:["_focusedChanged(receivedFocusFromKeyboard)"],_focusedChanged:function(receivedFocusFromKeyboard){if(receivedFocusFromKeyboard){this.ensureRipple()}if(this.hasRipple()){this._ripple.holdDown=receivedFocusFromKeyboard}},_createRipple:function(){var ripple=Polymer.PaperRippleBehavior._createRipple();ripple.id="ink";ripple.setAttribute("center","");ripple.classList.add("circle");return ripple}};Polymer.PaperInkyFocusBehavior=[Polymer.IronButtonState,Polymer.IronControlState,Polymer.PaperRippleBehavior,Polymer.PaperInkyFocusBehaviorImpl];Polymer({is:"paper-icon-button",hostAttributes:{role:"button",tabindex:"0"},behaviors:[Polymer.PaperInkyFocusBehavior],properties:{src:{type:String},icon:{type:String},alt:{type:String,observer:"_altChanged"}},_altChanged:function(newValue,oldValue){var label=this.getAttribute("aria-label");if(!label||oldValue==label){this.setAttribute("aria-label",newValue)}}});Polymer({is:"iron-media-query",properties:{queryMatches:{type:Boolean,value:false,readOnly:true,notify:true},query:{type:String,observer:"queryChanged"},full:{type:Boolean,value:false},_boundMQHandler:{value:function(){return this.queryHandler.bind(this)}},_mq:{value:null}},attached:function(){this.style.display="none";this.queryChanged()},detached:function(){this._remove()},_add:function(){if(this._mq){this._mq.addListener(this._boundMQHandler)}},_remove:function(){if(this._mq){this._mq.removeListener(this._boundMQHandler)}this._mq=null},queryChanged:function(){this._remove();var query=this.query;if(!query){return}if(!this.full&&query[0]!=="("){query="("+query+")"}this._mq=window.matchMedia(query);this._add();this.queryHandler(this._mq)},queryHandler:function(mq){this._setQueryMatches(mq.matches)}});Polymer.PaperSpinnerBehavior={listeners:{animationend:"__reset",webkitAnimationEnd:"__reset"},properties:{active:{type:Boolean,value:false,reflectToAttribute:true,observer:"__activeChanged"},alt:{type:String,value:"loading",observer:"__altChanged"},__coolingDown:{type:Boolean,value:false}},__computeContainerClasses:function(active,coolingDown){return[active||coolingDown?"active":"",coolingDown?"cooldown":""].join(" ")},__activeChanged:function(active,old){this.__setAriaHidden(!active);this.__coolingDown=!active&&old},__altChanged:function(alt){if(alt===this.getPropertyInfo("alt").value){this.alt=this.getAttribute("aria-label")||alt}else{this.__setAriaHidden(alt==="");this.setAttribute("aria-label",alt)}},__setAriaHidden:function(hidden){var attr="aria-hidden";if(hidden){this.setAttribute(attr,"true")}else{this.removeAttribute(attr)}},__reset:function(){this.active=false;this.__coolingDown=false}};Polymer({is:"paper-spinner-lite",behaviors:[Polymer.PaperSpinnerBehavior]});
+cr.define("downloads", function() {
+  var Item = Polymer({
+    is: "downloads-item",
+    properties: {
+      data: {type: Object},
+      completelyOnDisk_: {
+        computed: "computeCompletelyOnDisk_(" +
+            "data.state, data.file_externally_removed)",
+        type: Boolean,
+        value: true
+      },
+      controlledBy_: {
+        computed: "computeControlledBy_(data.by_ext_id, data.by_ext_name)",
+        type: String,
+        value: ""
+      },
+      isActive_: {
+        computed: "computeIsActive_(" +
+            "data.state, data.file_externally_removed)",
+        type: Boolean,
+        value: true
+      },
+      isDangerous_: {
+        computed: "computeIsDangerous_(data.state)",
+        type: Boolean,
+        value: false
+      },
+      isMalware_: {
+        computed: "computeIsMalware_(isDangerous_, data.danger_type)",
+        type: Boolean,
+        value: false
+      },
+      isInProgress_: {
+        computed: "computeIsInProgress_(data.state)",
+        type: Boolean,
+        value: false
+      },
+      pauseOrResumeText_: {
+        computed: "computePauseOrResumeText_(isInProgress_, data.resume)",
+        type: String
+      },
+      showCancel_: {
+        computed: "computeShowCancel_(data.state)",
+        type: Boolean,
+        value: false
+      },
+      showProgress_: {
+        computed: "computeShowProgress_(showCancel_, data.percent)",
+        type: Boolean,
+        value: false
+      }
+    },
+    observers: [
+      "observeControlledBy_(controlledBy_)",
+      "observeIsDangerous_(isDangerous_, data)"
+    ],
+    ready: function() {
+      this.content = this.$.content
+    },
+    chopUrl_: function(url) {
+      return url.slice(0, 300)
+    },
+    computeClass_: function() {
+      var classes = [];
+      if (this.isActive_)
+        classes.push("is-active");
+      if (this.isDangerous_)
+        classes.push("dangerous");
+      if (this.showProgress_)
+        classes.push("show-progress");
+      return classes.join(" ")
+    },
+    computeCompletelyOnDisk_: function() {
+      return this.data.state == downloads.States.COMPLETE &&
+          !this.data.file_externally_removed
+    },
+    computeControlledBy_: function() {
+      if (!this.data.by_ext_id || !this.data.by_ext_name)
+        return "";
+      var url = "chrome://extensions#" + this.data.by_ext_id;
+      var name = this.data.by_ext_name;
+      return loadTimeData.getStringF("controlledByUrl", url, HTMLEscape(name))
+    },
+    computeDangerIcon_: function() {
+      return this.isDangerous_ ? "cr:warning" : ""
+    },
+    computeDate_: function() {
+      assert(typeof this.data.hideDate == "boolean");
+      if (this.data.hideDate)
+        return "";
+      return assert(this.data.since_string || this.data.date_string)
+    },
+    computeDescription_: function() {
+      var data = this.data;
+      switch (data.state) {
+        case downloads.States.DANGEROUS:
+          var fileName = data.file_name;
+          switch (data.danger_type) {
+            case downloads.DangerType.DANGEROUS_FILE:
+              return loadTimeData.getString("dangerFileDesc");
+            case downloads.DangerType.DANGEROUS_URL:
+            case downloads.DangerType.DANGEROUS_CONTENT:
+            case downloads.DangerType.DANGEROUS_HOST:
+              return loadTimeData.getString("dangerDownloadDesc");
+            case downloads.DangerType.UNCOMMON_CONTENT:
+              return loadTimeData.getString("dangerUncommonDesc");
+            case downloads.DangerType.POTENTIALLY_UNWANTED:
+              return loadTimeData.getString("dangerSettingsDesc")
+          }
+          break;
+        case downloads.States.IN_PROGRESS:
+        case downloads.States.PAUSED:
+          return data.progress_status_text
+      }
+      return ""
+    },
+    computeIsActive_: function() {
+      return this.data.state != downloads.States.CANCELLED &&
+          this.data.state != downloads.States.INTERRUPTED &&
+          !this.data.file_externally_removed
+    },
+    computeIsDangerous_: function() {
+      return this.data.state == downloads.States.DANGEROUS
+    },
+    computeIsInProgress_: function() {
+      return this.data.state == downloads.States.IN_PROGRESS
+    },
+    computeIsMalware_: function() {
+      return this.isDangerous_ &&
+          (this.data.danger_type == downloads.DangerType.DANGEROUS_CONTENT ||
+           this.data.danger_type == downloads.DangerType.DANGEROUS_HOST ||
+           this.data.danger_type == downloads.DangerType.DANGEROUS_URL ||
+           this.data.danger_type == downloads.DangerType.POTENTIALLY_UNWANTED)
+    },
+    computePauseOrResumeText_: function() {
+      if (this.isInProgress_)
+        return loadTimeData.getString("controlPause");
+      if (this.data.resume)
+        return loadTimeData.getString("controlResume");
+      return ""
+    },
+    computeRemoveStyle_: function() {
+      var canDelete = loadTimeData.getBoolean("allowDeletingHistory");
+      var hideRemove = this.isDangerous_ || this.showCancel_ || !canDelete;
+      return hideRemove ? "visibility: hidden" : ""
+    },
+    computeShowCancel_: function() {
+      return this.data.state == downloads.States.IN_PROGRESS ||
+          this.data.state == downloads.States.PAUSED
+    },
+    computeShowProgress_: function() {
+      return this.showCancel_ && this.data.percent >= -1
+    },
+    computeTag_: function() {
+      switch (this.data.state) {
+        case downloads.States.CANCELLED:
+          return loadTimeData.getString("statusCancelled");
+        case downloads.States.INTERRUPTED:
+          return this.data.last_reason_text;
+        case downloads.States.COMPLETE:
+          return this.data.file_externally_removed ?
+              loadTimeData.getString("statusRemoved") :
+              ""
+      }
+      return ""
+    },
+    isIndeterminate_: function() {
+      return this.data.percent == -1
+    },
+    observeControlledBy_: function() {
+      this.$["controlled-by"].innerHTML = this.controlledBy_
+    },
+    observeIsDangerous_: function() {
+      if (!this.data)
+        return;
+      if (this.isDangerous_) {
+        this.$.url.removeAttribute("href")
+      } else {
+        this.$.url.href = assert(this.data.url);
+        var filePath = encodeURIComponent(this.data.file_path);
+        var scaleFactor = "?scale=" + window.devicePixelRatio + "x";
+        this.$["file-icon"].src = "chrome://fileicon/" + filePath + scaleFactor
+      }
+    },
+    onCancelTap_: function() {
+      downloads.ActionService.getInstance().cancel(this.data.id)
+    },
+    onDiscardDangerousTap_: function() {
+      downloads.ActionService.getInstance().discardDangerous(this.data.id)
+    },
+    onDragStart_: function(e) {
+      e.preventDefault();
+      downloads.ActionService.getInstance().drag(this.data.id)
+    },
+    onFileLinkTap_: function(e) {
+      e.preventDefault();
+      downloads.ActionService.getInstance().openFile(this.data.id)
+    },
+    onPauseOrResumeTap_: function() {
+      if (this.isInProgress_)
+        downloads.ActionService.getInstance().pause(this.data.id);
+      else
+        downloads.ActionService.getInstance().resume(this.data.id)
+    },
+    onRemoveTap_: function() {
+      downloads.ActionService.getInstance().remove(this.data.id)
+    },
+    onRetryTap_: function() {
+      downloads.ActionService.getInstance().download(this.data.url)
+    },
+    onSaveDangerousTap_: function() {
+      downloads.ActionService.getInstance().saveDangerous(this.data.id)
+    },
+    onShowTap_: function() {
+      downloads.ActionService.getInstance().show(this.data.id)
+    }
+  });
+  return {
+    Item: Item
+  }
+});
+Polymer.PaperItemBehaviorImpl = {
+  hostAttributes: {role: "option", tabindex: "0"}
+};
+Polymer.PaperItemBehavior = [
+  Polymer.IronButtonState, Polymer.IronControlState,
+  Polymer.PaperItemBehaviorImpl
+];
+Polymer({is: "paper-item", behaviors: [Polymer.PaperItemBehavior]});
+Polymer.IronSelection = function(selectCallback) {
+  this.selection = [];
+  this.selectCallback = selectCallback
+};
+Polymer.IronSelection.prototype = {
+  get: function() {
+    return this.multi ? this.selection.slice() : this.selection[0]
+  },
+  clear: function(excludes) {
+    this.selection.slice().forEach(function(item) {
+      if (!excludes || excludes.indexOf(item) < 0) {
+        this.setItemSelected(item, false)
+      }
+    }, this)
+  },
+  isSelected: function(item) {
+    return this.selection.indexOf(item) >= 0
+  },
+  setItemSelected: function(item, isSelected) {
+    if (item != null) {
+      if (isSelected !== this.isSelected(item)) {
+        if (isSelected) {
+          this.selection.push(item)
+        } else {
+          var i = this.selection.indexOf(item);
+          if (i >= 0) {
+            this.selection.splice(i, 1)
+          }
+        }
+        if (this.selectCallback) {
+          this.selectCallback(item, isSelected)
+        }
+      }
+    }
+  },
+  select: function(item) {
+    if (this.multi) {
+      this.toggle(item)
+    } else if (this.get() !== item) {
+      this.setItemSelected(this.get(), false);
+      this.setItemSelected(item, true)
+    }
+  },
+  toggle: function(item) {
+    this.setItemSelected(item, !this.isSelected(item))
+  }
+};
+Polymer.IronSelectableBehavior = {
+  properties: {
+    attrForSelected: {type: String, value: null},
+    selected: {type: String, notify: true},
+    selectedItem: {type: Object, readOnly: true, notify: true},
+    activateEvent:
+        {type: String, value: "tap", observer: "_activateEventChanged"},
+    selectable: String,
+    selectedClass: {type: String, value: "iron-selected"},
+    selectedAttribute: {type: String, value: null},
+    fallbackSelection: {type: String, value: null},
+    items: {
+      type: Array,
+      readOnly: true,
+      notify: true,
+      value: function() {
+        return []
+      }
+    },
+    _excludedLocalNames: {
+      type: Object,
+      value: function() {
+        return {
+          template: 1
+        }
+      }
+    }
+  },
+  observers: [
+    "_updateAttrForSelected(attrForSelected)", "_updateSelected(selected)",
+    "_checkFallback(fallbackSelection)"
+  ],
+  created: function() {
+    this._bindFilterItem = this._filterItem.bind(this);
+    this._selection = new Polymer.IronSelection(this._applySelection.bind(this))
+  },
+  attached: function() {
+    this._observer = this._observeItems(this);
+    this._updateItems();
+    if (!this._shouldUpdateSelection) {
+      this._updateSelected()
+    }
+    this._addListener(this.activateEvent)
+  },
+  detached: function() {
+    if (this._observer) {
+      Polymer.dom(this).unobserveNodes(this._observer)
+    }
+    this._removeListener(this.activateEvent)
+  },
+  indexOf: function(item) {
+    return this.items.indexOf(item)
+  },
+  select: function(value) {
+    this.selected = value
+  },
+  selectPrevious: function() {
+    var length = this.items.length;
+    var index =
+        (Number(this._valueToIndex(this.selected)) - 1 + length) % length;
+    this.selected = this._indexToValue(index)
+  },
+  selectNext: function() {
+    var index =
+        (Number(this._valueToIndex(this.selected)) + 1) % this.items.length;
+    this.selected = this._indexToValue(index)
+  },
+  selectIndex: function(index) {
+    this.select(this._indexToValue(index))
+  },
+  forceSynchronousItemUpdate: function() {
+    this._updateItems()
+  },
+  get _shouldUpdateSelection() {
+    return this.selected != null
+  },
+  _checkFallback: function() {
+    if (this._shouldUpdateSelection) {
+      this._updateSelected()
+    }
+  },
+  _addListener: function(eventName) {
+    this.listen(this, eventName, "_activateHandler")
+  },
+  _removeListener: function(eventName) {
+    this.unlisten(this, eventName, "_activateHandler")
+  },
+  _activateEventChanged: function(eventName, old) {
+    this._removeListener(old);
+    this._addListener(eventName)
+  },
+  _updateItems: function() {
+    var nodes =
+        Polymer.dom(this).queryDistributedElements(this.selectable || "*");
+    nodes = Array.prototype.filter.call(nodes, this._bindFilterItem);
+    this._setItems(nodes)
+  },
+  _updateAttrForSelected: function() {
+    if (this._shouldUpdateSelection) {
+      this.selected = this._indexToValue(this.indexOf(this.selectedItem))
+    }
+  },
+  _updateSelected: function() {
+    this._selectSelected(this.selected)
+  },
+  _selectSelected: function(selected) {
+    this._selection.select(this._valueToItem(this.selected));
+    if (this.fallbackSelection && this.items.length &&
+        this._selection.get() === undefined) {
+      this.selected = this.fallbackSelection
+    }
+  },
+  _filterItem: function(node) {
+    return !this._excludedLocalNames[node.localName]
+  },
+  _valueToItem: function(value) {
+    return value == null ? null : this.items[this._valueToIndex(value)]
+  },
+  _valueToIndex: function(value) {
+    if (this.attrForSelected) {
+      for (var i = 0, item; item = this.items[i]; i++) {
+        if (this._valueForItem(item) == value) {
+          return i
+        }
+      }
+    } else {
+      return Number(value)
+    }
+  },
+  _indexToValue: function(index) {
+    if (this.attrForSelected) {
+      var item = this.items[index];
+      if (item) {
+        return this._valueForItem(item)
+      }
+    } else {
+      return index
+    }
+  },
+  _valueForItem: function(item) {
+    var propValue = item[Polymer.CaseMap.dashToCamelCase(this.attrForSelected)];
+    return propValue != undefined ? propValue :
+                                    item.getAttribute(this.attrForSelected)
+  },
+  _applySelection: function(item, isSelected) {
+    if (this.selectedClass) {
+      this.toggleClass(this.selectedClass, isSelected, item)
+    }
+    if (this.selectedAttribute) {
+      this.toggleAttribute(this.selectedAttribute, isSelected, item)
+    }
+    this._selectionChange();
+    this.fire("iron-" + (isSelected ? "select" : "deselect"), {item: item})
+  },
+  _selectionChange: function() {
+    this._setSelectedItem(this._selection.get())
+  },
+  _observeItems: function(node) {
+    return Polymer.dom(node).observeNodes(function(mutation) {
+      this._updateItems();
+      if (this._shouldUpdateSelection) {
+        this._updateSelected()
+      }
+      this.fire(
+          "iron-items-changed", mutation, {bubbles: false, cancelable: false})
+    })
+  },
+  _activateHandler: function(e) {
+    var t = e.target;
+    var items = this.items;
+    while (t && t != this) {
+      var i = items.indexOf(t);
+      if (i >= 0) {
+        var value = this._indexToValue(i);
+        this._itemActivate(value, t);
+        return
+      }
+      t = t.parentNode
+    }
+  },
+  _itemActivate: function(value, item) {
+    if (!this.fire(
+                 "iron-activate", {selected: value, item: item},
+                 {cancelable: true})
+             .defaultPrevented) {
+      this.select(value)
+    }
+  }
+};
+Polymer.IronMultiSelectableBehaviorImpl = {
+  properties: {
+    multi: {type: Boolean, value: false, observer: "multiChanged"},
+    selectedValues: {type: Array, notify: true},
+    selectedItems: {type: Array, readOnly: true, notify: true}
+  },
+  observers: ["_updateSelected(selectedValues.splices)"],
+  select: function(value) {
+    if (this.multi) {
+      if (this.selectedValues) {
+        this._toggleSelected(value)
+      } else {
+        this.selectedValues = [value]
+      }
+    } else {
+      this.selected = value
+    }
+  },
+  multiChanged: function(multi) {
+    this._selection.multi = multi
+  },
+  get _shouldUpdateSelection() {
+    return this.selected != null ||
+        this.selectedValues != null && this.selectedValues.length
+  },
+  _updateAttrForSelected: function() {
+    if (!this.multi) {
+      Polymer.IronSelectableBehavior._updateAttrForSelected.apply(this)
+    } else if (this._shouldUpdateSelection) {
+      this.selectedValues =
+          this.selectedItems
+              .map(
+                  function(selectedItem) {
+                    return this._indexToValue(this.indexOf(selectedItem))
+                  },
+                  this)
+              .filter(function(unfilteredValue) {
+                return unfilteredValue != null
+              }, this)
+    }
+  },
+  _updateSelected: function() {
+    if (this.multi) {
+      this._selectMulti(this.selectedValues)
+    } else {
+      this._selectSelected(this.selected)
+    }
+  },
+  _selectMulti: function(values) {
+    if (values) {
+      var selectedItems = this._valuesToItems(values);
+      this._selection.clear(selectedItems);
+      for (var i = 0; i < selectedItems.length; i++) {
+        this._selection.setItemSelected(selectedItems[i], true)
+      }
+      if (this.fallbackSelection && this.items.length &&
+          !this._selection.get().length) {
+        var fallback = this._valueToItem(this.fallbackSelection);
+        if (fallback) {
+          this.selectedValues = [this.fallbackSelection]
+        }
+      }
+    } else {
+      this._selection.clear()
+    }
+  },
+  _selectionChange: function() {
+    var s = this._selection.get();
+    if (this.multi) {
+      this._setSelectedItems(s)
+    } else {
+      this._setSelectedItems([s]);
+      this._setSelectedItem(s)
+    }
+  },
+  _toggleSelected: function(value) {
+    var i = this.selectedValues.indexOf(value);
+    var unselected = i < 0;
+    if (unselected) {
+      this.push("selectedValues", value)
+    } else {
+      this.splice("selectedValues", i, 1)
+    }
+  },
+  _valuesToItems: function(values) {
+    return values == null ? null : values.map(function(value) {
+      return this._valueToItem(value)
+    }, this)
+  }
+};
+Polymer.IronMultiSelectableBehavior =
+    [Polymer.IronSelectableBehavior, Polymer.IronMultiSelectableBehaviorImpl];
+Polymer.IronMenuBehaviorImpl = {
+  properties: {
+    focusedItem:
+        {observer: "_focusedItemChanged", readOnly: true, type: Object},
+    attrForItemTitle: {type: String}
+  },
+  hostAttributes: {role: "menu", tabindex: "0"},
+  observers: ["_updateMultiselectable(multi)"],
+  listeners: {
+    focus: "_onFocus",
+    keydown: "_onKeydown",
+    "iron-items-changed": "_onIronItemsChanged"
+  },
+  keyBindings: {
+    up: "_onUpKey",
+    down: "_onDownKey",
+    esc: "_onEscKey",
+    "shift+tab:keydown": "_onShiftTabDown"
+  },
+  attached: function() {
+    this._resetTabindices()
+  },
+  select: function(value) {
+    if (this._defaultFocusAsync) {
+      this.cancelAsync(this._defaultFocusAsync);
+      this._defaultFocusAsync = null
+    }
+    var item = this._valueToItem(value);
+    if (item && item.hasAttribute("disabled"))
+      return;
+    this._setFocusedItem(item);
+    Polymer.IronMultiSelectableBehaviorImpl.select.apply(this, arguments)
+  },
+  _resetTabindices: function() {
+    var selectedItem = this.multi ?
+        this.selectedItems && this.selectedItems[0] :
+        this.selectedItem;
+    this.items.forEach(function(item) {
+      item.setAttribute("tabindex", item === selectedItem ? "0" : "-1")
+    }, this)
+  },
+  _updateMultiselectable: function(multi) {
+    if (multi) {
+      this.setAttribute("aria-multiselectable", "true")
+    } else {
+      this.removeAttribute("aria-multiselectable")
+    }
+  },
+  _focusWithKeyboardEvent: function(event) {
+    for (var i = 0, item; item = this.items[i]; i++) {
+      var attr = this.attrForItemTitle || "textContent";
+      var title = item[attr] || item.getAttribute(attr);
+      if (!item.hasAttribute("disabled") && title &&
+          title.trim().charAt(0).toLowerCase() ===
+              String.fromCharCode(event.keyCode).toLowerCase()) {
+        this._setFocusedItem(item);
+        break
+      }
+    }
+  },
+  _focusPrevious: function() {
+    var length = this.items.length;
+    var curFocusIndex = Number(this.indexOf(this.focusedItem));
+    for (var i = 1; i < length + 1; i++) {
+      var item = this.items[(curFocusIndex - i + length) % length];
+      if (!item.hasAttribute("disabled")) {
+        var owner = Polymer.dom(item).getOwnerRoot() || document;
+        this._setFocusedItem(item);
+        if (Polymer.dom(owner).activeElement == item) {
+          return
+        }
+      }
+    }
+  },
+  _focusNext: function() {
+    var length = this.items.length;
+    var curFocusIndex = Number(this.indexOf(this.focusedItem));
+    for (var i = 1; i < length + 1; i++) {
+      var item = this.items[(curFocusIndex + i) % length];
+      if (!item.hasAttribute("disabled")) {
+        var owner = Polymer.dom(item).getOwnerRoot() || document;
+        this._setFocusedItem(item);
+        if (Polymer.dom(owner).activeElement == item) {
+          return
+        }
+      }
+    }
+  },
+  _applySelection: function(item, isSelected) {
+    if (isSelected) {
+      item.setAttribute("aria-selected", "true")
+    } else {
+      item.removeAttribute("aria-selected")
+    }
+    Polymer.IronSelectableBehavior._applySelection.apply(this, arguments)
+  },
+  _focusedItemChanged: function(focusedItem, old) {
+    old && old.setAttribute("tabindex", "-1");
+    if (focusedItem) {
+      focusedItem.setAttribute("tabindex", "0");
+      focusedItem.focus()
+    }
+  },
+  _onIronItemsChanged: function(event) {
+    if (event.detail.addedNodes.length) {
+      this._resetTabindices()
+    }
+  },
+  _onShiftTabDown: function(event) {
+    var oldTabIndex = this.getAttribute("tabindex");
+    Polymer.IronMenuBehaviorImpl._shiftTabPressed = true;
+    this._setFocusedItem(null);
+    this.setAttribute("tabindex", "-1");
+    this.async(function() {
+      this.setAttribute("tabindex", oldTabIndex);
+      Polymer.IronMenuBehaviorImpl._shiftTabPressed = false
+    }, 1)
+  },
+  _onFocus: function(event) {
+    if (Polymer.IronMenuBehaviorImpl._shiftTabPressed) {
+      return
+    }
+    var rootTarget = Polymer.dom(event).rootTarget;
+    if (rootTarget !== this && typeof rootTarget.tabIndex !== "undefined" &&
+        !this.isLightDescendant(rootTarget)) {
+      return
+    }
+    this._defaultFocusAsync = this.async(function() {
+      var selectedItem = this.multi ?
+          this.selectedItems && this.selectedItems[0] :
+          this.selectedItem;
+      this._setFocusedItem(null);
+      if (selectedItem) {
+        this._setFocusedItem(selectedItem)
+      } else if (this.items[0]) {
+        this._focusNext()
+      }
+    })
+  },
+  _onUpKey: function(event) {
+    this._focusPrevious();
+    event.detail.keyboardEvent.preventDefault()
+  },
+  _onDownKey: function(event) {
+    this._focusNext();
+    event.detail.keyboardEvent.preventDefault()
+  },
+  _onEscKey: function(event) {
+    this.focusedItem.blur()
+  },
+  _onKeydown: function(event) {
+    if (!this.keyboardEventMatchesKeys(event, "up down esc")) {
+      this._focusWithKeyboardEvent(event)
+    }
+    event.stopPropagation()
+  },
+  _activateHandler: function(event) {
+    Polymer.IronSelectableBehavior._activateHandler.call(this, event);
+    event.stopPropagation()
+  }
+};
+Polymer.IronMenuBehaviorImpl._shiftTabPressed = false;
+Polymer.IronMenuBehavior = [
+  Polymer.IronMultiSelectableBehavior, Polymer.IronA11yKeysBehavior,
+  Polymer.IronMenuBehaviorImpl
+];
+(function() {
+  Polymer({is: "paper-menu", behaviors: [Polymer.IronMenuBehavior]})
+})();
+Polymer.IronFitBehavior = {
+  properties: {
+    sizingTarget: {
+      type: Object,
+      value: function() {
+        return this
+      }
+    },
+    fitInto: {type: Object, value: window},
+    noOverlap: {type: Boolean},
+    positionTarget: {type: Element},
+    horizontalAlign: {type: String},
+    verticalAlign: {type: String},
+    dynamicAlign: {type: Boolean},
+    horizontalOffset: {type: Number, value: 0, notify: true},
+    verticalOffset: {type: Number, value: 0, notify: true},
+    autoFitOnAttach: {type: Boolean, value: false},
+    _fitInfo: {type: Object}
+  },
+  get _fitWidth() {
+    var fitWidth;
+    if (this.fitInto === window) {
+      fitWidth = this.fitInto.innerWidth
+    } else {
+      fitWidth = this.fitInto.getBoundingClientRect().width
+    }
+    return fitWidth
+  },
+  get _fitHeight() {
+    var fitHeight;
+    if (this.fitInto === window) {
+      fitHeight = this.fitInto.innerHeight
+    } else {
+      fitHeight = this.fitInto.getBoundingClientRect().height
+    }
+    return fitHeight
+  },
+  get _fitLeft() {
+    var fitLeft;
+    if (this.fitInto === window) {
+      fitLeft = 0
+    } else {
+      fitLeft = this.fitInto.getBoundingClientRect().left
+    }
+    return fitLeft
+  },
+  get _fitTop() {
+    var fitTop;
+    if (this.fitInto === window) {
+      fitTop = 0
+    } else {
+      fitTop = this.fitInto.getBoundingClientRect().top
+    }
+    return fitTop
+  },
+  get _defaultPositionTarget() {
+    var parent = Polymer.dom(this).parentNode;
+    if (parent && parent.nodeType === Node.DOCUMENT_FRAGMENT_NODE) {
+      parent = parent.host
+    }
+    return parent
+  },
+  get _localeHorizontalAlign() {
+    if (this._isRTL) {
+      if (this.horizontalAlign === "right") {
+        return "left"
+      }
+      if (this.horizontalAlign === "left") {
+        return "right"
+      }
+    }
+    return this.horizontalAlign
+  },
+  attached: function() {
+    this._isRTL = window.getComputedStyle(this).direction == "rtl";
+    this.positionTarget = this.positionTarget || this._defaultPositionTarget;
+    if (this.autoFitOnAttach) {
+      if (window.getComputedStyle(this).display === "none") {
+        setTimeout(function() {
+          this.fit()
+        }.bind(this))
+      } else {
+        this.fit()
+      }
+    }
+  },
+  fit: function() {
+    this.position();
+    this.constrain();
+    this.center()
+  },
+  _discoverInfo: function() {
+    if (this._fitInfo) {
+      return
+    }
+    var target = window.getComputedStyle(this);
+    var sizer = window.getComputedStyle(this.sizingTarget);
+    this._fitInfo = {
+      inlineStyle: {
+        top: this.style.top || "",
+        left: this.style.left || "",
+        position: this.style.position || ""
+      },
+      sizerInlineStyle: {
+        maxWidth: this.sizingTarget.style.maxWidth || "",
+        maxHeight: this.sizingTarget.style.maxHeight || "",
+        boxSizing: this.sizingTarget.style.boxSizing || ""
+      },
+      positionedBy: {
+        vertically: target.top !== "auto" ?
+            "top" :
+            target.bottom !== "auto" ? "bottom" : null,
+        horizontally: target.left !== "auto" ?
+            "left" :
+            target.right !== "auto" ? "right" : null
+      },
+      sizedBy: {
+        height: sizer.maxHeight !== "none",
+        width: sizer.maxWidth !== "none",
+        minWidth: parseInt(sizer.minWidth, 10) || 0,
+        minHeight: parseInt(sizer.minHeight, 10) || 0
+      },
+      margin: {
+        top: parseInt(target.marginTop, 10) || 0,
+        right: parseInt(target.marginRight, 10) || 0,
+        bottom: parseInt(target.marginBottom, 10) || 0,
+        left: parseInt(target.marginLeft, 10) || 0
+      }
+    };
+    if (this.verticalOffset) {
+      this._fitInfo.margin.top = this._fitInfo.margin.bottom =
+          this.verticalOffset;
+      this._fitInfo.inlineStyle.marginTop = this.style.marginTop || "";
+      this._fitInfo.inlineStyle.marginBottom = this.style.marginBottom || "";
+      this.style.marginTop = this.style.marginBottom =
+          this.verticalOffset + "px"
+    }
+    if (this.horizontalOffset) {
+      this._fitInfo.margin.left = this._fitInfo.margin.right =
+          this.horizontalOffset;
+      this._fitInfo.inlineStyle.marginLeft = this.style.marginLeft || "";
+      this._fitInfo.inlineStyle.marginRight = this.style.marginRight || "";
+      this.style.marginLeft = this.style.marginRight =
+          this.horizontalOffset + "px"
+    }
+  },
+  resetFit: function() {
+    var info = this._fitInfo || {};
+    for (var property in info.sizerInlineStyle) {
+      this.sizingTarget.style[property] = info.sizerInlineStyle[property]
+    }
+    for (var property in info.inlineStyle) {
+      this.style[property] = info.inlineStyle[property]
+    }
+    this._fitInfo = null
+  },
+  refit: function() {
+    var scrollLeft = this.sizingTarget.scrollLeft;
+    var scrollTop = this.sizingTarget.scrollTop;
+    this.resetFit();
+    this.fit();
+    this.sizingTarget.scrollLeft = scrollLeft;
+    this.sizingTarget.scrollTop = scrollTop
+  },
+  position: function() {
+    if (!this.horizontalAlign && !this.verticalAlign) {
+      return
+    }
+    this._discoverInfo();
+    this.style.position = "fixed";
+    this.sizingTarget.style.boxSizing = "border-box";
+    this.style.left = "0px";
+    this.style.top = "0px";
+    var rect = this.getBoundingClientRect();
+    var positionRect = this.__getNormalizedRect(this.positionTarget);
+    var fitRect = this.__getNormalizedRect(this.fitInto);
+    var margin = this._fitInfo.margin;
+    var size = {
+      width: rect.width + margin.left + margin.right,
+      height: rect.height + margin.top + margin.bottom
+    };
+    var position = this.__getPosition(
+        this._localeHorizontalAlign, this.verticalAlign, size, positionRect,
+        fitRect);
+    var left = position.left + margin.left;
+    var top = position.top + margin.top;
+    var right = Math.min(fitRect.right - margin.right, left + rect.width);
+    var bottom = Math.min(fitRect.bottom - margin.bottom, top + rect.height);
+    var minWidth = this._fitInfo.sizedBy.minWidth;
+    var minHeight = this._fitInfo.sizedBy.minHeight;
+    if (left < margin.left) {
+      left = margin.left;
+      if (right - left < minWidth) {
+        left = right - minWidth
+      }
+    }
+    if (top < margin.top) {
+      top = margin.top;
+      if (bottom - top < minHeight) {
+        top = bottom - minHeight
+      }
+    }
+    this.sizingTarget.style.maxWidth = right - left + "px";
+    this.sizingTarget.style.maxHeight = bottom - top + "px";
+    this.style.left = left - rect.left + "px";
+    this.style.top = top - rect.top + "px"
+  },
+  constrain: function() {
+    if (this.horizontalAlign || this.verticalAlign) {
+      return
+    }
+    this._discoverInfo();
+    var info = this._fitInfo;
+    if (!info.positionedBy.vertically) {
+      this.style.position = "fixed";
+      this.style.top = "0px"
+    }
+    if (!info.positionedBy.horizontally) {
+      this.style.position = "fixed";
+      this.style.left = "0px"
+    }
+    this.sizingTarget.style.boxSizing = "border-box";
+    var rect = this.getBoundingClientRect();
+    if (!info.sizedBy.height) {
+      this.__sizeDimension(
+          rect, info.positionedBy.vertically, "top", "bottom", "Height")
+    }
+    if (!info.sizedBy.width) {
+      this.__sizeDimension(
+          rect, info.positionedBy.horizontally, "left", "right", "Width")
+    }
+  },
+  _sizeDimension: function(rect, positionedBy, start, end, extent) {
+    this.__sizeDimension(rect, positionedBy, start, end, extent)
+  },
+  __sizeDimension: function(rect, positionedBy, start, end, extent) {
+    var info = this._fitInfo;
+    var fitRect = this.__getNormalizedRect(this.fitInto);
+    var max = extent === "Width" ? fitRect.width : fitRect.height;
+    var flip = positionedBy === end;
+    var offset = flip ? max - rect[end] : rect[start];
+    var margin = info.margin[flip ? start : end];
+    var offsetExtent = "offset" + extent;
+    var sizingOffset = this[offsetExtent] - this.sizingTarget[offsetExtent];
+    this.sizingTarget.style["max" + extent] =
+        max - margin - offset - sizingOffset + "px"
+  },
+  center: function() {
+    if (this.horizontalAlign || this.verticalAlign) {
+      return
+    }
+    this._discoverInfo();
+    var positionedBy = this._fitInfo.positionedBy;
+    if (positionedBy.vertically && positionedBy.horizontally) {
+      return
+    }
+    this.style.position = "fixed";
+    if (!positionedBy.vertically) {
+      this.style.top = "0px"
+    }
+    if (!positionedBy.horizontally) {
+      this.style.left = "0px"
+    }
+    var rect = this.getBoundingClientRect();
+    var fitRect = this.__getNormalizedRect(this.fitInto);
+    if (!positionedBy.vertically) {
+      var top = fitRect.top - rect.top + (fitRect.height - rect.height) / 2;
+      this.style.top = top + "px"
+    }
+    if (!positionedBy.horizontally) {
+      var left = fitRect.left - rect.left + (fitRect.width - rect.width) / 2;
+      this.style.left = left + "px"
+    }
+  },
+  __getNormalizedRect: function(target) {
+    if (target === document.documentElement || target === window) {
+      return {
+        top: 0, left: 0, width: window.innerWidth, height: window.innerHeight,
+            right: window.innerWidth, bottom: window.innerHeight
+      }
+    }
+    return target.getBoundingClientRect()
+  },
+  __getCroppedArea: function(position, size, fitRect) {
+    var verticalCrop = Math.min(0, position.top) +
+        Math.min(0, fitRect.bottom - (position.top + size.height));
+    var horizontalCrop = Math.min(0, position.left) +
+        Math.min(0, fitRect.right - (position.left + size.width));
+    return Math.abs(verticalCrop) * size.width +
+        Math.abs(horizontalCrop) * size.height
+  },
+  __getPosition: function(hAlign, vAlign, size, positionRect, fitRect) {
+    var positions = [
+      {
+        verticalAlign: "top",
+        horizontalAlign: "left",
+        top: positionRect.top,
+        left: positionRect.left
+      },
+      {
+        verticalAlign: "top",
+        horizontalAlign: "right",
+        top: positionRect.top,
+        left: positionRect.right - size.width
+      },
+      {
+        verticalAlign: "bottom",
+        horizontalAlign: "left",
+        top: positionRect.bottom - size.height,
+        left: positionRect.left
+      },
+      {
+        verticalAlign: "bottom",
+        horizontalAlign: "right",
+        top: positionRect.bottom - size.height,
+        left: positionRect.right - size.width
+      }
+    ];
+    if (this.noOverlap) {
+      for (var i = 0, l = positions.length; i < l; i++) {
+        var copy = {};
+        for (var key in positions[i]) {
+          copy[key] = positions[i][key]
+        }
+        positions.push(copy)
+      }
+      positions[0].top = positions[1].top += positionRect.height;
+      positions[2].top = positions[3].top -= positionRect.height;
+      positions[4].left = positions[6].left += positionRect.width;
+      positions[5].left = positions[7].left -= positionRect.width
+    }
+    vAlign = vAlign === "auto" ? null : vAlign;
+    hAlign = hAlign === "auto" ? null : hAlign;
+    var position;
+    for (var i = 0; i < positions.length; i++) {
+      var pos = positions[i];
+      if (!this.dynamicAlign && !this.noOverlap &&
+          pos.verticalAlign === vAlign && pos.horizontalAlign === hAlign) {
+        position = pos;
+        break
+      }
+      var alignOk = (!vAlign || pos.verticalAlign === vAlign) &&
+          (!hAlign || pos.horizontalAlign === hAlign);
+      if (!this.dynamicAlign && !alignOk) {
+        continue
+      }
+      position = position || pos;
+      pos.croppedArea = this.__getCroppedArea(pos, size, fitRect);
+      var diff = pos.croppedArea - position.croppedArea;
+      if (diff < 0 || diff === 0 && alignOk) {
+        position = pos
+      }
+      if (position.croppedArea === 0 && alignOk) {
+        break
+      }
+    }
+    return position
+  }
+};
+(function() {
+  "use strict";
+  Polymer({
+    is: "iron-overlay-backdrop",
+    properties: {
+      opened: {
+        reflectToAttribute: true,
+        type: Boolean,
+        value: false,
+        observer: "_openedChanged"
+      }
+    },
+    listeners: {transitionend: "_onTransitionend"},
+    created: function() {
+      this.__openedRaf = null
+    },
+    attached: function() {
+      this.opened && this._openedChanged(this.opened)
+    },
+    prepare: function() {
+      if (this.opened && !this.parentNode) {
+        Polymer.dom(document.body).appendChild(this)
+      }
+    },
+    open: function() {
+      this.opened = true
+    },
+    close: function() {
+      this.opened = false
+    },
+    complete: function() {
+      if (!this.opened && this.parentNode === document.body) {
+        Polymer.dom(this.parentNode).removeChild(this)
+      }
+    },
+    _onTransitionend: function(event) {
+      if (event && event.target === this) {
+        this.complete()
+      }
+    },
+    _openedChanged: function(opened) {
+      if (opened) {
+        this.prepare()
+      } else {
+        var cs = window.getComputedStyle(this);
+        if (cs.transitionDuration === "0s" || cs.opacity == 0) {
+          this.complete()
+        }
+      }
+      if (!this.isAttached) {
+        return
+      }
+      if (this.__openedRaf) {
+        window.cancelAnimationFrame(this.__openedRaf);
+        this.__openedRaf = null
+      }
+      this.scrollTop = this.scrollTop;
+      this.__openedRaf = window.requestAnimationFrame(function() {
+        this.__openedRaf = null;
+        this.toggleClass("opened", this.opened)
+      }.bind(this))
+    }
+  })
+})();
+Polymer.IronOverlayManagerClass = function() {
+  this._overlays = [];
+  this._minimumZ = 101;
+  this._backdropElement = null;
+  Polymer.Gestures.add(document, "tap", this._onCaptureClick.bind(this));
+  document.addEventListener("focus", this._onCaptureFocus.bind(this), true);
+  document.addEventListener("keydown", this._onCaptureKeyDown.bind(this), true)
+};
+Polymer.IronOverlayManagerClass.prototype = {
+  constructor: Polymer.IronOverlayManagerClass,
+  get backdropElement() {
+    if (!this._backdropElement) {
+      this._backdropElement = document.createElement("iron-overlay-backdrop")
+    }
+    return this._backdropElement
+  },
+  get deepActiveElement() {
+    var active = document.activeElement || document.body;
+    while (active.root && Polymer.dom(active.root).activeElement) {
+      active = Polymer.dom(active.root).activeElement
+    }
+    return active
+  },
+  _bringOverlayAtIndexToFront: function(i) {
+    var overlay = this._overlays[i];
+    if (!overlay) {
+      return
+    }
+    var lastI = this._overlays.length - 1;
+    var currentOverlay = this._overlays[lastI];
+    if (currentOverlay &&
+        this._shouldBeBehindOverlay(overlay, currentOverlay)) {
+      lastI--
+    }
+    if (i >= lastI) {
+      return
+    }
+    var minimumZ = Math.max(this.currentOverlayZ(), this._minimumZ);
+    if (this._getZ(overlay) <= minimumZ) {
+      this._applyOverlayZ(overlay, minimumZ)
+    }
+    while (i < lastI) {
+      this._overlays[i] = this._overlays[i + 1];
+      i++
+    }
+    this._overlays[lastI] = overlay
+  },
+  addOrRemoveOverlay: function(overlay) {
+    if (overlay.opened) {
+      this.addOverlay(overlay)
+    } else {
+      this.removeOverlay(overlay)
+    }
+  },
+  addOverlay: function(overlay) {
+    var i = this._overlays.indexOf(overlay);
+    if (i >= 0) {
+      this._bringOverlayAtIndexToFront(i);
+      this.trackBackdrop();
+      return
+    }
+    var insertionIndex = this._overlays.length;
+    var currentOverlay = this._overlays[insertionIndex - 1];
+    var minimumZ = Math.max(this._getZ(currentOverlay), this._minimumZ);
+    var newZ = this._getZ(overlay);
+    if (currentOverlay &&
+        this._shouldBeBehindOverlay(overlay, currentOverlay)) {
+      this._applyOverlayZ(currentOverlay, minimumZ);
+      insertionIndex--;
+      var previousOverlay = this._overlays[insertionIndex - 1];
+      minimumZ = Math.max(this._getZ(previousOverlay), this._minimumZ)
+    }
+    if (newZ <= minimumZ) {
+      this._applyOverlayZ(overlay, minimumZ)
+    }
+    this._overlays.splice(insertionIndex, 0, overlay);
+    this.trackBackdrop()
+  },
+  removeOverlay: function(overlay) {
+    var i = this._overlays.indexOf(overlay);
+    if (i === -1) {
+      return
+    }
+    this._overlays.splice(i, 1);
+    this.trackBackdrop()
+  },
+  currentOverlay: function() {
+    var i = this._overlays.length - 1;
+    return this._overlays[i]
+  },
+  currentOverlayZ: function() {
+    return this._getZ(this.currentOverlay())
+  },
+  ensureMinimumZ: function(minimumZ) {
+    this._minimumZ = Math.max(this._minimumZ, minimumZ)
+  },
+  focusOverlay: function() {
+    var current = this.currentOverlay();
+    if (current) {
+      current._applyFocus()
+    }
+  },
+  trackBackdrop: function() {
+    var overlay = this._overlayWithBackdrop();
+    if (!overlay && !this._backdropElement) {
+      return
+    }
+    this.backdropElement.style.zIndex = this._getZ(overlay) - 1;
+    this.backdropElement.opened = !!overlay
+  },
+  getBackdrops: function() {
+    var backdrops = [];
+    for (var i = 0; i < this._overlays.length; i++) {
+      if (this._overlays[i].withBackdrop) {
+        backdrops.push(this._overlays[i])
+      }
+    }
+    return backdrops
+  },
+  backdropZ: function() {
+    return this._getZ(this._overlayWithBackdrop()) - 1
+  },
+  _overlayWithBackdrop: function() {
+    for (var i = 0; i < this._overlays.length; i++) {
+      if (this._overlays[i].withBackdrop) {
+        return this._overlays[i]
+      }
+    }
+  },
+  _getZ: function(overlay) {
+    var z = this._minimumZ;
+    if (overlay) {
+      var z1 = Number(
+          overlay.style.zIndex || window.getComputedStyle(overlay).zIndex);
+      if (z1 === z1) {
+        z = z1
+      }
+    }
+    return z
+  },
+  _setZ: function(element, z) {
+    element.style.zIndex = z
+  },
+  _applyOverlayZ: function(overlay, aboveZ) {
+    this._setZ(overlay, aboveZ + 2)
+  },
+  _overlayInPath: function(path) {
+    path = path || [];
+    for (var i = 0; i < path.length; i++) {
+      if (path[i]._manager === this) {
+        return path[i]
+      }
+    }
+  },
+  _onCaptureClick: function(event) {
+    var overlay = this.currentOverlay();
+    if (overlay && this._overlayInPath(Polymer.dom(event).path) !== overlay) {
+      overlay._onCaptureClick(event)
+    }
+  },
+  _onCaptureFocus: function(event) {
+    var overlay = this.currentOverlay();
+    if (overlay) {
+      overlay._onCaptureFocus(event)
+    }
+  },
+  _onCaptureKeyDown: function(event) {
+    var overlay = this.currentOverlay();
+    if (overlay) {
+      if (Polymer.IronA11yKeysBehavior.keyboardEventMatchesKeys(event, "esc")) {
+        overlay._onCaptureEsc(event)
+      } else if (Polymer.IronA11yKeysBehavior.keyboardEventMatchesKeys(
+                     event, "tab")) {
+        overlay._onCaptureTab(event)
+      }
+    }
+  },
+  _shouldBeBehindOverlay: function(overlay1, overlay2) {
+    return !overlay1.alwaysOnTop && overlay2.alwaysOnTop
+  }
+};
+Polymer.IronOverlayManager = new Polymer.IronOverlayManagerClass;
+(function() {
+  "use strict";
+  Polymer.IronOverlayBehaviorImpl = {
+    properties: {
+      opened: {
+        observer: "_openedChanged",
+        type: Boolean,
+        value: false,
+        notify: true
+      },
+      canceled: {
+        observer: "_canceledChanged",
+        readOnly: true,
+        type: Boolean,
+        value: false
+      },
+      withBackdrop: {observer: "_withBackdropChanged", type: Boolean},
+      noAutoFocus: {type: Boolean, value: false},
+      noCancelOnEscKey: {type: Boolean, value: false},
+      noCancelOnOutsideClick: {type: Boolean, value: false},
+      closingReason: {type: Object},
+      restoreFocusOnClose: {type: Boolean, value: false},
+      alwaysOnTop: {type: Boolean},
+      _manager: {type: Object, value: Polymer.IronOverlayManager},
+      _focusedChild: {type: Object}
+    },
+    listeners: {"iron-resize": "_onIronResize"},
+    get backdropElement() {
+      return this._manager.backdropElement
+    },
+    get _focusNode() {
+      return this._focusedChild ||
+          Polymer.dom(this).querySelector("[autofocus]") || this
+    },
+    get _focusableNodes() {
+      var FOCUSABLE_WITH_DISABLED = [
+        "a[href]", "area[href]", "iframe", "[tabindex]",
+        "[contentEditable=true]"
+      ];
+      var FOCUSABLE_WITHOUT_DISABLED =
+          ["input", "select", "textarea", "button"];
+      var selector = FOCUSABLE_WITH_DISABLED.join(':not([tabindex="-1"]),') +
+          ':not([tabindex="-1"]),' +
+          FOCUSABLE_WITHOUT_DISABLED.join(
+              ':not([disabled]):not([tabindex="-1"]),') +
+          ':not([disabled]):not([tabindex="-1"])';
+      var focusables = Polymer.dom(this).querySelectorAll(selector);
+      if (this.tabIndex >= 0) {
+        focusables.splice(0, 0, this)
+      }
+      return focusables.sort(function(a, b) {
+        if (a.tabIndex === b.tabIndex) {
+          return 0
+        }
+        if (a.tabIndex === 0 || a.tabIndex > b.tabIndex) {
+          return 1
+        }
+        return -1
+      })
+    },
+    ready: function() {
+      this.__isAnimating = false;
+      this.__shouldRemoveTabIndex = false;
+      this.__firstFocusableNode = this.__lastFocusableNode = null;
+      this.__raf = null;
+      this.__restoreFocusNode = null;
+      this._ensureSetup()
+    },
+    attached: function() {
+      if (this.opened) {
+        this._openedChanged(this.opened)
+      }
+      this._observer = Polymer.dom(this).observeNodes(this._onNodesChange)
+    },
+    detached: function() {
+      Polymer.dom(this).unobserveNodes(this._observer);
+      this._observer = null;
+      if (this.__raf) {
+        window.cancelAnimationFrame(this.__raf);
+        this.__raf = null
+      }
+      this._manager.removeOverlay(this)
+    },
+    toggle: function() {
+      this._setCanceled(false);
+      this.opened = !this.opened
+    },
+    open: function() {
+      this._setCanceled(false);
+      this.opened = true
+    },
+    close: function() {
+      this._setCanceled(false);
+      this.opened = false
+    },
+    cancel: function(event) {
+      var cancelEvent =
+          this.fire("iron-overlay-canceled", event, {cancelable: true});
+      if (cancelEvent.defaultPrevented) {
+        return
+      }
+      this._setCanceled(true);
+      this.opened = false
+    },
+    _ensureSetup: function() {
+      if (this._overlaySetup) {
+        return
+      }
+      this._overlaySetup = true;
+      this.style.outline = "none";
+      this.style.display = "none"
+    },
+    _openedChanged: function(opened) {
+      if (opened) {
+        this.removeAttribute("aria-hidden")
+      } else {
+        this.setAttribute("aria-hidden", "true")
+      }
+      if (!this.isAttached) {
+        return
+      }
+      this.__isAnimating = true;
+      this.__onNextAnimationFrame(this.__openedChanged)
+    },
+    _canceledChanged: function() {
+      this.closingReason = this.closingReason || {};
+      this.closingReason.canceled = this.canceled
+    },
+    _withBackdropChanged: function() {
+      if (this.withBackdrop && !this.hasAttribute("tabindex")) {
+        this.setAttribute("tabindex", "-1");
+        this.__shouldRemoveTabIndex = true
+      } else if (this.__shouldRemoveTabIndex) {
+        this.removeAttribute("tabindex");
+        this.__shouldRemoveTabIndex = false
+      }
+      if (this.opened && this.isAttached) {
+        this._manager.trackBackdrop()
+      }
+    },
+    _prepareRenderOpened: function() {
+      this.__restoreFocusNode = this._manager.deepActiveElement;
+      this._preparePositioning();
+      this.refit();
+      this._finishPositioning();
+      if (this.noAutoFocus && document.activeElement === this._focusNode) {
+        this._focusNode.blur();
+        this.__restoreFocusNode.focus()
+      }
+    },
+    _renderOpened: function() {
+      this._finishRenderOpened()
+    },
+    _renderClosed: function() {
+      this._finishRenderClosed()
+    },
+    _finishRenderOpened: function() {
+      this.notifyResize();
+      this.__isAnimating = false;
+      var focusableNodes = this._focusableNodes;
+      this.__firstFocusableNode = focusableNodes[0];
+      this.__lastFocusableNode = focusableNodes[focusableNodes.length - 1];
+      this.fire("iron-overlay-opened")
+    },
+    _finishRenderClosed: function() {
+      this.style.display = "none";
+      this.style.zIndex = "";
+      this.notifyResize();
+      this.__isAnimating = false;
+      this.fire("iron-overlay-closed", this.closingReason)
+    },
+    _preparePositioning: function() {
+      this.style.transition = this.style.webkitTransition = "none";
+      this.style.transform = this.style.webkitTransform = "none";
+      this.style.display = ""
+    },
+    _finishPositioning: function() {
+      this.style.display = "none";
+      this.scrollTop = this.scrollTop;
+      this.style.transition = this.style.webkitTransition = "";
+      this.style.transform = this.style.webkitTransform = "";
+      this.style.display = "";
+      this.scrollTop = this.scrollTop
+    },
+    _applyFocus: function() {
+      if (this.opened) {
+        if (!this.noAutoFocus) {
+          this._focusNode.focus()
+        }
+      } else {
+        this._focusNode.blur();
+        this._focusedChild = null;
+        if (this.restoreFocusOnClose && this.__restoreFocusNode) {
+          this.__restoreFocusNode.focus()
+        }
+        this.__restoreFocusNode = null;
+        var currentOverlay = this._manager.currentOverlay();
+        if (currentOverlay && this !== currentOverlay) {
+          currentOverlay._applyFocus()
+        }
+      }
+    },
+    _onCaptureClick: function(event) {
+      if (!this.noCancelOnOutsideClick) {
+        this.cancel(event)
+      }
+    },
+    _onCaptureFocus: function(event) {
+      if (!this.withBackdrop) {
+        return
+      }
+      var path = Polymer.dom(event).path;
+      if (path.indexOf(this) === -1) {
+        event.stopPropagation();
+        this._applyFocus()
+      } else {
+        this._focusedChild = path[0]
+      }
+    },
+    _onCaptureEsc: function(event) {
+      if (!this.noCancelOnEscKey) {
+        this.cancel(event)
+      }
+    },
+    _onCaptureTab: function(event) {
+      if (!this.withBackdrop) {
+        return
+      }
+      var shift = event.shiftKey;
+      var nodeToCheck =
+          shift ? this.__firstFocusableNode : this.__lastFocusableNode;
+      var nodeToSet =
+          shift ? this.__lastFocusableNode : this.__firstFocusableNode;
+      var shouldWrap = false;
+      if (nodeToCheck === nodeToSet) {
+        shouldWrap = true
+      } else {
+        var focusedNode = this._manager.deepActiveElement;
+        shouldWrap = focusedNode === nodeToCheck || focusedNode === this
+      }
+      if (shouldWrap) {
+        event.preventDefault();
+        this._focusedChild = nodeToSet;
+        this._applyFocus()
+      }
+    },
+    _onIronResize: function() {
+      if (this.opened && !this.__isAnimating) {
+        this.__onNextAnimationFrame(this.refit)
+      }
+    },
+    _onNodesChange: function() {
+      if (this.opened && !this.__isAnimating) {
+        this.notifyResize()
+      }
+    },
+    __openedChanged: function() {
+      if (this.opened) {
+        this._prepareRenderOpened();
+        this._manager.addOverlay(this);
+        this._applyFocus();
+        this._renderOpened()
+      } else {
+        this._manager.removeOverlay(this);
+        this._applyFocus();
+        this._renderClosed()
+      }
+    },
+    __onNextAnimationFrame: function(callback) {
+      if (this.__raf) {
+        window.cancelAnimationFrame(this.__raf)
+      }
+      var self = this;
+      this.__raf = window.requestAnimationFrame(function nextAnimationFrame() {
+        self.__raf = null;
+        callback.call(self)
+      })
+    }
+  };
+  Polymer.IronOverlayBehavior = [
+    Polymer.IronFitBehavior, Polymer.IronResizableBehavior,
+    Polymer.IronOverlayBehaviorImpl
+  ]
+})();
+Polymer.NeonAnimatableBehavior = {
+  properties: {
+    animationConfig: {type: Object},
+    entryAnimation: {observer: "_entryAnimationChanged", type: String},
+    exitAnimation: {observer: "_exitAnimationChanged", type: String}
+  },
+  _entryAnimationChanged: function() {
+    this.animationConfig = this.animationConfig || {};
+    this.animationConfig["entry"] = [{name: this.entryAnimation, node: this}]
+  },
+  _exitAnimationChanged: function() {
+    this.animationConfig = this.animationConfig || {};
+    this.animationConfig["exit"] = [{name: this.exitAnimation, node: this}]
+  },
+  _copyProperties: function(config1, config2) {
+    for (var property in config2) {
+      config1[property] = config2[property]
+    }
+  },
+  _cloneConfig: function(config) {
+    var clone = {isClone: true};
+    this._copyProperties(clone, config);
+    return clone
+  },
+  _getAnimationConfigRecursive: function(type, map, allConfigs) {
+    if (!this.animationConfig) {
+      return
+    }
+    if (this.animationConfig.value &&
+        typeof this.animationConfig.value === "function") {
+      this._warn(this._logf(
+          "playAnimation",
+          "Please put 'animationConfig' inside of your components 'properties' object instead of outside of it."));
+      return
+    }
+    var thisConfig;
+    if (type) {
+      thisConfig = this.animationConfig[type]
+    } else {
+      thisConfig = this.animationConfig
+    }
+    if (!Array.isArray(thisConfig)) {
+      thisConfig = [thisConfig]
+    }
+    if (thisConfig) {
+      for (var config, index = 0; config = thisConfig[index]; index++) {
+        if (config.animatable) {
+          config.animatable._getAnimationConfigRecursive(
+              config.type || type, map, allConfigs)
+        } else {
+          if (config.id) {
+            var cachedConfig = map[config.id];
+            if (cachedConfig) {
+              if (!cachedConfig.isClone) {
+                map[config.id] = this._cloneConfig(cachedConfig);
+                cachedConfig = map[config.id]
+              }
+              this._copyProperties(cachedConfig, config)
+            } else {
+              map[config.id] = config
+            }
+          } else {
+            allConfigs.push(config)
+          }
+        }
+      }
+    }
+  },
+  getAnimationConfig: function(type) {
+    var map = {};
+    var allConfigs = [];
+    this._getAnimationConfigRecursive(type, map, allConfigs);
+    for (var key in map) {
+      allConfigs.push(map[key])
+    }
+    return allConfigs
+  }
+};
+Polymer.NeonAnimationRunnerBehaviorImpl = {
+  _configureAnimations: function(configs) {
+    var results = [];
+    if (configs.length > 0) {
+      for (var config, index = 0; config = configs[index]; index++) {
+        var neonAnimation = document.createElement(config.name);
+        if (neonAnimation.isNeonAnimation) {
+          var result = null;
+          try {
+            result = neonAnimation.configure(config);
+            if (typeof result.cancel != "function") {
+              result = document.timeline.play(result)
+            }
+          } catch (e) {
+            result = null;
+            console.warn("Couldnt play", "(", config.name, ").", e)
+          }
+          if (result) {
+            results.push({
+              neonAnimation: neonAnimation,
+              config: config,
+              animation: result
+            })
+          }
+        } else {
+          console.warn(this.is + ":", config.name, "not found!")
+        }
+      }
+    }
+    return results
+  },
+  _shouldComplete: function(activeEntries) {
+    var finished = true;
+    for (var i = 0; i < activeEntries.length; i++) {
+      if (activeEntries[i].animation.playState != "finished") {
+        finished = false;
+        break
+      }
+    }
+    return finished
+  },
+  _complete: function(activeEntries) {
+    for (var i = 0; i < activeEntries.length; i++) {
+      activeEntries[i].neonAnimation.complete(activeEntries[i].config)
+    }
+    for (var i = 0; i < activeEntries.length; i++) {
+      activeEntries[i].animation.cancel()
+    }
+  },
+  playAnimation: function(type, cookie) {
+    var configs = this.getAnimationConfig(type);
+    if (!configs) {
+      return
+    }
+    this._active = this._active || {};
+    if (this._active[type]) {
+      this._complete(this._active[type]);
+      delete this._active[type]
+    }
+    var activeEntries = this._configureAnimations(configs);
+    if (activeEntries.length == 0) {
+      this.fire("neon-animation-finish", cookie, {bubbles: false});
+      return
+    }
+    this._active[type] = activeEntries;
+    for (var i = 0; i < activeEntries.length; i++) {
+      activeEntries[i].animation.onfinish = function() {
+        if (this._shouldComplete(activeEntries)) {
+          this._complete(activeEntries);
+          delete this._active[type];
+          this.fire("neon-animation-finish", cookie, {bubbles: false})
+        }
+      }.bind(this)
+    }
+  },
+  cancelAnimation: function() {
+    for (var k in this._animations) {
+      this._animations[k].cancel()
+    }
+    this._animations = {}
+  }
+};
+Polymer.NeonAnimationRunnerBehavior =
+    [Polymer.NeonAnimatableBehavior, Polymer.NeonAnimationRunnerBehaviorImpl];
+Polymer.NeonAnimationBehavior = {
+  properties: {
+    animationTiming: {
+      type: Object,
+      value: function() {
+        return {
+          duration: 500, easing: "cubic-bezier(0.4, 0, 0.2, 1)", fill: "both"
+        }
+      }
+    }
+  },
+  isNeonAnimation: true,
+  timingFromConfig: function(config) {
+    if (config.timing) {
+      for (var property in config.timing) {
+        this.animationTiming[property] = config.timing[property]
+      }
+    }
+    return this.animationTiming
+  },
+  setPrefixedProperty: function(node, property, value) {
+    var map = {
+      transform: ["webkitTransform"],
+      transformOrigin: ["mozTransformOrigin", "webkitTransformOrigin"]
+    };
+    var prefixes = map[property];
+    for (var prefix, index = 0; prefix = prefixes[index]; index++) {
+      node.style[prefix] = value
+    }
+    node.style[property] = value
+  },
+  complete: function() {}
+};
+Polymer({
+  is: "opaque-animation",
+  behaviors: [Polymer.NeonAnimationBehavior],
+  configure: function(config) {
+    var node = config.node;
+    this._effect = new KeyframeEffect(
+        node, [{opacity: "1"}, {opacity: "1"}], this.timingFromConfig(config));
+    node.style.opacity = "0";
+    return this._effect
+  },
+  complete: function(config) {
+    config.node.style.opacity = ""
+  }
+});
+(function() {
+  "use strict";
+  var LAST_TOUCH_POSITION = {pageX: 0, pageY: 0};
+  var ROOT_TARGET = null;
+  var SCROLLABLE_NODES = [];
+  Polymer.IronDropdownScrollManager = {
+    get currentLockingElement() {
+      return this._lockingElements[this._lockingElements.length - 1]
+    },
+    elementIsScrollLocked: function(element) {
+      var currentLockingElement = this.currentLockingElement;
+      if (currentLockingElement === undefined)
+        return false;
+      var scrollLocked;
+      if (this._hasCachedLockedElement(element)) {
+        return true
+      }
+      if (this._hasCachedUnlockedElement(element)) {
+        return false
+      }
+      scrollLocked = !!currentLockingElement &&
+          currentLockingElement !== element &&
+          !this._composedTreeContains(currentLockingElement, element);
+      if (scrollLocked) {
+        this._lockedElementCache.push(element)
+      } else {
+        this._unlockedElementCache.push(element)
+      }
+      return scrollLocked
+    },
+    pushScrollLock: function(element) {
+      if (this._lockingElements.indexOf(element) >= 0) {
+        return
+      }
+      if (this._lockingElements.length === 0) {
+        this._lockScrollInteractions()
+      }
+      this._lockingElements.push(element);
+      this._lockedElementCache = [];
+      this._unlockedElementCache = []
+    },
+    removeScrollLock: function(element) {
+      var index = this._lockingElements.indexOf(element);
+      if (index === -1) {
+        return
+      }
+      this._lockingElements.splice(index, 1);
+      this._lockedElementCache = [];
+      this._unlockedElementCache = [];
+      if (this._lockingElements.length === 0) {
+        this._unlockScrollInteractions()
+      }
+    },
+    _lockingElements: [],
+    _lockedElementCache: null,
+    _unlockedElementCache: null,
+    _hasCachedLockedElement: function(element) {
+      return this._lockedElementCache.indexOf(element) > -1
+    },
+    _hasCachedUnlockedElement: function(element) {
+      return this._unlockedElementCache.indexOf(element) > -1
+    },
+    _composedTreeContains: function(element, child) {
+      var contentElements;
+      var distributedNodes;
+      var contentIndex;
+      var nodeIndex;
+      if (element.contains(child)) {
+        return true
+      }
+      contentElements = Polymer.dom(element).querySelectorAll("content");
+      for (contentIndex = 0; contentIndex < contentElements.length;
+           ++contentIndex) {
+        distributedNodes =
+            Polymer.dom(contentElements[contentIndex]).getDistributedNodes();
+        for (nodeIndex = 0; nodeIndex < distributedNodes.length; ++nodeIndex) {
+          if (this._composedTreeContains(distributedNodes[nodeIndex], child)) {
+            return true
+          }
+        }
+      }
+      return false
+    },
+    _scrollInteractionHandler: function(event) {
+      if (event.cancelable && this._shouldPreventScrolling(event)) {
+        event.preventDefault()
+      }
+      if (event.targetTouches) {
+        var touch = event.targetTouches[0];
+        LAST_TOUCH_POSITION.pageX = touch.pageX;
+        LAST_TOUCH_POSITION.pageY = touch.pageY
+      }
+    },
+    _lockScrollInteractions: function() {
+      this._boundScrollHandler =
+          this._boundScrollHandler || this._scrollInteractionHandler.bind(this);
+      document.addEventListener("wheel", this._boundScrollHandler, true);
+      document.addEventListener("mousewheel", this._boundScrollHandler, true);
+      document.addEventListener(
+          "DOMMouseScroll", this._boundScrollHandler, true);
+      document.addEventListener("touchstart", this._boundScrollHandler, true);
+      document.addEventListener("touchmove", this._boundScrollHandler, true)
+    },
+    _unlockScrollInteractions: function() {
+      document.removeEventListener("wheel", this._boundScrollHandler, true);
+      document.removeEventListener(
+          "mousewheel", this._boundScrollHandler, true);
+      document.removeEventListener(
+          "DOMMouseScroll", this._boundScrollHandler, true);
+      document.removeEventListener(
+          "touchstart", this._boundScrollHandler, true);
+      document.removeEventListener("touchmove", this._boundScrollHandler, true)
+    },
+    _shouldPreventScrolling: function(event) {
+      var target = Polymer.dom(event).rootTarget;
+      if (event.type !== "touchmove" && ROOT_TARGET !== target) {
+        ROOT_TARGET = target;
+        SCROLLABLE_NODES = this._getScrollableNodes(Polymer.dom(event).path)
+      }
+      if (!SCROLLABLE_NODES.length) {
+        return true
+      }
+      if (event.type === "touchstart") {
+        return false
+      }
+      var info = this._getScrollInfo(event);
+      return !this._getScrollingNode(SCROLLABLE_NODES, info.deltaX, info.deltaY)
+    },
+    _getScrollableNodes: function(nodes) {
+      var scrollables = [];
+      var lockingIndex = nodes.indexOf(this.currentLockingElement);
+      for (var i = 0; i <= lockingIndex; i++) {
+        var node = nodes[i];
+        if (node.nodeType === 11) {
+          continue
+        }
+        var style = node.style;
+        if (style.overflow !== "scroll" && style.overflow !== "auto") {
+          style = window.getComputedStyle(node)
+        }
+        if (style.overflow === "scroll" || style.overflow === "auto") {
+          scrollables.push(node)
+        }
+      }
+      return scrollables
+    },
+    _getScrollingNode: function(nodes, deltaX, deltaY) {
+      if (!deltaX && !deltaY) {
+        return
+      }
+      var verticalScroll = Math.abs(deltaY) >= Math.abs(deltaX);
+      for (var i = 0; i < nodes.length; i++) {
+        var node = nodes[i];
+        var canScroll = false;
+        if (verticalScroll) {
+          canScroll = deltaY < 0 ?
+              node.scrollTop > 0 :
+              node.scrollTop < node.scrollHeight - node.clientHeight
+        } else {
+          canScroll = deltaX < 0 ?
+              node.scrollLeft > 0 :
+              node.scrollLeft < node.scrollWidth - node.clientWidth
+        }
+        if (canScroll) {
+          return node
+        }
+      }
+    },
+    _getScrollInfo: function(event) {
+      var info = {deltaX: event.deltaX, deltaY: event.deltaY};
+      if ("deltaX" in event) {
+      } else if ("wheelDeltaX" in event) {
+        info.deltaX = -event.wheelDeltaX;
+        info.deltaY = -event.wheelDeltaY
+      } else if ("axis" in event) {
+        info.deltaX = event.axis === 1 ? event.detail : 0;
+        info.deltaY = event.axis === 2 ? event.detail : 0
+      } else if (event.targetTouches) {
+        var touch = event.targetTouches[0];
+        info.deltaX = LAST_TOUCH_POSITION.pageX - touch.pageX;
+        info.deltaY = LAST_TOUCH_POSITION.pageY - touch.pageY
+      }
+      return info
+    }
+  }
+})();
+(function() {
+  "use strict";
+  Polymer({
+    is: "iron-dropdown",
+    behaviors: [
+      Polymer.IronControlState, Polymer.IronA11yKeysBehavior,
+      Polymer.IronOverlayBehavior, Polymer.NeonAnimationRunnerBehavior
+    ],
+    properties: {
+      horizontalAlign: {type: String, value: "left", reflectToAttribute: true},
+      verticalAlign: {type: String, value: "top", reflectToAttribute: true},
+      openAnimationConfig: {type: Object},
+      closeAnimationConfig: {type: Object},
+      focusTarget: {type: Object},
+      noAnimations: {type: Boolean, value: false},
+      allowOutsideScroll: {type: Boolean, value: false},
+      _boundOnCaptureScroll: {
+        type: Function,
+        value: function() {
+          return this._onCaptureScroll.bind(this)
+        }
+      }
+    },
+    listeners: {"neon-animation-finish": "_onNeonAnimationFinish"},
+    observers: [
+      "_updateOverlayPosition(positionTarget, verticalAlign, horizontalAlign, verticalOffset, horizontalOffset)"
+    ],
+    get containedElement() {
+      return Polymer.dom(this.$.content).getDistributedNodes()[0]
+    },
+    get _focusTarget() {
+      return this.focusTarget || this.containedElement
+    },
+    ready: function() {
+      this._scrollTop = 0;
+      this._scrollLeft = 0;
+      this._refitOnScrollRAF = null
+    },
+    attached: function() {
+      if (!this.sizingTarget || this.sizingTarget === this) {
+        this.sizingTarget = this.containedElement
+      }
+    },
+    detached: function() {
+      this.cancelAnimation();
+      document.removeEventListener("scroll", this._boundOnCaptureScroll);
+      Polymer.IronDropdownScrollManager.removeScrollLock(this)
+    },
+    _openedChanged: function() {
+      if (this.opened && this.disabled) {
+        this.cancel()
+      } else {
+        this.cancelAnimation();
+        this._updateAnimationConfig();
+        this._saveScrollPosition();
+        if (this.opened) {
+          document.addEventListener("scroll", this._boundOnCaptureScroll);
+          !this.allowOutsideScroll &&
+              Polymer.IronDropdownScrollManager.pushScrollLock(this)
+        } else {
+          document.removeEventListener("scroll", this._boundOnCaptureScroll);
+          Polymer.IronDropdownScrollManager.removeScrollLock(this)
+        }
+        Polymer.IronOverlayBehaviorImpl._openedChanged.apply(this, arguments)
+      }
+    },
+    _renderOpened: function() {
+      if (!this.noAnimations && this.animationConfig.open) {
+        this.$.contentWrapper.classList.add("animating");
+        this.playAnimation("open")
+      } else {
+        Polymer.IronOverlayBehaviorImpl._renderOpened.apply(this, arguments)
+      }
+    },
+    _renderClosed: function() {
+      if (!this.noAnimations && this.animationConfig.close) {
+        this.$.contentWrapper.classList.add("animating");
+        this.playAnimation("close")
+      } else {
+        Polymer.IronOverlayBehaviorImpl._renderClosed.apply(this, arguments)
+      }
+    },
+    _onNeonAnimationFinish: function() {
+      this.$.contentWrapper.classList.remove("animating");
+      if (this.opened) {
+        this._finishRenderOpened()
+      } else {
+        this._finishRenderClosed()
+      }
+    },
+    _onCaptureScroll: function() {
+      if (!this.allowOutsideScroll) {
+        this._restoreScrollPosition()
+      } else {
+        this._refitOnScrollRAF &&
+            window.cancelAnimationFrame(this._refitOnScrollRAF);
+        this._refitOnScrollRAF =
+            window.requestAnimationFrame(this.refit.bind(this))
+      }
+    },
+    _saveScrollPosition: function() {
+      if (document.scrollingElement) {
+        this._scrollTop = document.scrollingElement.scrollTop;
+        this._scrollLeft = document.scrollingElement.scrollLeft
+      } else {
+        this._scrollTop = Math.max(
+            document.documentElement.scrollTop, document.body.scrollTop);
+        this._scrollLeft = Math.max(
+            document.documentElement.scrollLeft, document.body.scrollLeft)
+      }
+    },
+    _restoreScrollPosition: function() {
+      if (document.scrollingElement) {
+        document.scrollingElement.scrollTop = this._scrollTop;
+        document.scrollingElement.scrollLeft = this._scrollLeft
+      } else {
+        document.documentElement.scrollTop = this._scrollTop;
+        document.documentElement.scrollLeft = this._scrollLeft;
+        document.body.scrollTop = this._scrollTop;
+        document.body.scrollLeft = this._scrollLeft
+      }
+    },
+    _updateAnimationConfig: function() {
+      var animations = (this.openAnimationConfig ||
+                        []).concat(this.closeAnimationConfig || []);
+      for (var i = 0; i < animations.length; i++) {
+        animations[i].node = this.containedElement
+      }
+      this.animationConfig = {
+        open: this.openAnimationConfig,
+        close: this.closeAnimationConfig
+      }
+    },
+    _updateOverlayPosition: function() {
+      if (this.isAttached) {
+        this.notifyResize()
+      }
+    },
+    _applyFocus: function() {
+      var focusTarget = this.focusTarget || this.containedElement;
+      if (focusTarget && this.opened && !this.noAutoFocus) {
+        focusTarget.focus()
+      } else {
+        Polymer.IronOverlayBehaviorImpl._applyFocus.apply(this, arguments)
+      }
+    }
+  })
+})();
+Polymer({
+  is: "fade-in-animation",
+  behaviors: [Polymer.NeonAnimationBehavior],
+  configure: function(config) {
+    var node = config.node;
+    this._effect = new KeyframeEffect(
+        node, [{opacity: "0"}, {opacity: "1"}], this.timingFromConfig(config));
+    return this._effect
+  }
+});
+Polymer({
+  is: "fade-out-animation",
+  behaviors: [Polymer.NeonAnimationBehavior],
+  configure: function(config) {
+    var node = config.node;
+    this._effect = new KeyframeEffect(
+        node, [{opacity: "1"}, {opacity: "0"}], this.timingFromConfig(config));
+    return this._effect
+  }
+});
+Polymer({
+  is: "paper-menu-grow-height-animation",
+  behaviors: [Polymer.NeonAnimationBehavior],
+  configure: function(config) {
+    var node = config.node;
+    var rect = node.getBoundingClientRect();
+    var height = rect.height;
+    this._effect = new KeyframeEffect(
+        node, [{height: height / 2 + "px"}, {height: height + "px"}],
+        this.timingFromConfig(config));
+    return this._effect
+  }
+});
+Polymer({
+  is: "paper-menu-grow-width-animation",
+  behaviors: [Polymer.NeonAnimationBehavior],
+  configure: function(config) {
+    var node = config.node;
+    var rect = node.getBoundingClientRect();
+    var width = rect.width;
+    this._effect = new KeyframeEffect(
+        node, [{width: width / 2 + "px"}, {width: width + "px"}],
+        this.timingFromConfig(config));
+    return this._effect
+  }
+});
+Polymer({
+  is: "paper-menu-shrink-width-animation",
+  behaviors: [Polymer.NeonAnimationBehavior],
+  configure: function(config) {
+    var node = config.node;
+    var rect = node.getBoundingClientRect();
+    var width = rect.width;
+    this._effect = new KeyframeEffect(
+        node, [{width: width + "px"}, {width: width - width / 20 + "px"}],
+        this.timingFromConfig(config));
+    return this._effect
+  }
+});
+Polymer({
+  is: "paper-menu-shrink-height-animation",
+  behaviors: [Polymer.NeonAnimationBehavior],
+  configure: function(config) {
+    var node = config.node;
+    var rect = node.getBoundingClientRect();
+    var height = rect.height;
+    var top = rect.top;
+    this.setPrefixedProperty(node, "transformOrigin", "0 0");
+    this._effect = new KeyframeEffect(
+        node,
+        [
+          {height: height + "px", transform: "translateY(0)"},
+          {height: height / 2 + "px", transform: "translateY(-20px)"}
+        ],
+        this.timingFromConfig(config));
+    return this._effect
+  }
+});
+(function() {
+  "use strict";
+  var config = {
+    ANIMATION_CUBIC_BEZIER: "cubic-bezier(.3,.95,.5,1)",
+    MAX_ANIMATION_TIME_MS: 400
+  };
+  var PaperMenuButton = Polymer({
+    is: "paper-menu-button",
+    behaviors: [Polymer.IronA11yKeysBehavior, Polymer.IronControlState],
+    properties: {
+      opened: {
+        type: Boolean,
+        value: false,
+        notify: true,
+        observer: "_openedChanged"
+      },
+      horizontalAlign: {type: String, value: "left", reflectToAttribute: true},
+      verticalAlign: {type: String, value: "top", reflectToAttribute: true},
+      dynamicAlign: {type: Boolean},
+      horizontalOffset: {type: Number, value: 0, notify: true},
+      verticalOffset: {type: Number, value: 0, notify: true},
+      noOverlap: {type: Boolean},
+      noAnimations: {type: Boolean, value: false},
+      ignoreSelect: {type: Boolean, value: false},
+      closeOnActivate: {type: Boolean, value: false},
+      openAnimationConfig: {
+        type: Object,
+        value: function() {
+          return [
+            {name: "fade-in-animation", timing: {delay: 100, duration: 200}}, {
+              name: "paper-menu-grow-width-animation",
+              timing: {
+                delay: 100,
+                duration: 150,
+                easing: config.ANIMATION_CUBIC_BEZIER
+              }
+            },
+            {
+              name: "paper-menu-grow-height-animation",
+              timing: {
+                delay: 100,
+                duration: 275,
+                easing: config.ANIMATION_CUBIC_BEZIER
+              }
+            }
+          ]
+        }
+      },
+      closeAnimationConfig: {
+        type: Object,
+        value: function() {
+          return [
+            {name: "fade-out-animation", timing: {duration: 150}}, {
+              name: "paper-menu-shrink-width-animation",
+              timing: {
+                delay: 100,
+                duration: 50,
+                easing: config.ANIMATION_CUBIC_BEZIER
+              }
+            },
+            {
+              name: "paper-menu-shrink-height-animation",
+              timing: {duration: 200, easing: "ease-in"}
+            }
+          ]
+        }
+      },
+      allowOutsideScroll: {type: Boolean, value: false},
+      restoreFocusOnClose: {type: Boolean, value: true},
+      _dropdownContent: {type: Object}
+    },
+    hostAttributes: {role: "group", "aria-haspopup": "true"},
+    listeners:
+        {"iron-activate": "_onIronActivate", "iron-select": "_onIronSelect"},
+    get contentElement() {
+      return Polymer.dom(this.$.content).getDistributedNodes()[0]
+    },
+    toggle: function() {
+      if (this.opened) {
+        this.close()
+      } else {
+        this.open()
+      }
+    },
+    open: function() {
+      if (this.disabled) {
+        return
+      }
+      this.$.dropdown.open()
+    },
+    close: function() {
+      this.$.dropdown.close()
+    },
+    _onIronSelect: function(event) {
+      if (!this.ignoreSelect) {
+        this.close()
+      }
+    },
+    _onIronActivate: function(event) {
+      if (this.closeOnActivate) {
+        this.close()
+      }
+    },
+    _openedChanged: function(opened, oldOpened) {
+      if (opened) {
+        this._dropdownContent = this.contentElement;
+        this.fire("paper-dropdown-open")
+      } else if (oldOpened != null) {
+        this.fire("paper-dropdown-close")
+      }
+    },
+    _disabledChanged: function(disabled) {
+      Polymer.IronControlState._disabledChanged.apply(this, arguments);
+      if (disabled && this.opened) {
+        this.close()
+      }
+    },
+    __onIronOverlayCanceled: function(event) {
+      var uiEvent = event.detail;
+      var target = Polymer.dom(uiEvent).rootTarget;
+      var trigger = this.$.trigger;
+      var path = Polymer.dom(uiEvent).path;
+      if (path.indexOf(trigger) > -1) {
+        event.preventDefault()
+      }
+    }
+  });
+  Object.keys(config).forEach(function(key) {
+    PaperMenuButton[key] = config[key]
+  });
+  Polymer.PaperMenuButton = PaperMenuButton
+})();
+Polymer.PaperInkyFocusBehaviorImpl = {
+  observers: ["_focusedChanged(receivedFocusFromKeyboard)"],
+  _focusedChanged: function(receivedFocusFromKeyboard) {
+    if (receivedFocusFromKeyboard) {
+      this.ensureRipple()
+    }
+    if (this.hasRipple()) {
+      this._ripple.holdDown = receivedFocusFromKeyboard
+    }
+  },
+  _createRipple: function() {
+    var ripple = Polymer.PaperRippleBehavior._createRipple();
+    ripple.id = "ink";
+    ripple.setAttribute("center", "");
+    ripple.classList.add("circle");
+    return ripple
+  }
+};
+Polymer.PaperInkyFocusBehavior = [
+  Polymer.IronButtonState, Polymer.IronControlState,
+  Polymer.PaperRippleBehavior, Polymer.PaperInkyFocusBehaviorImpl
+];
+Polymer({
+  is: "paper-icon-button",
+  hostAttributes: {role: "button", tabindex: "0"},
+  behaviors: [Polymer.PaperInkyFocusBehavior],
+  properties: {
+    src: {type: String},
+    icon: {type: String},
+    alt: {type: String, observer: "_altChanged"}
+  },
+  _altChanged: function(newValue, oldValue) {
+    var label = this.getAttribute("aria-label");
+    if (!label || oldValue == label) {
+      this.setAttribute("aria-label", newValue)
+    }
+  }
+});
+Polymer({
+  is: "iron-media-query",
+  properties: {
+    queryMatches: {type: Boolean, value: false, readOnly: true, notify: true},
+    query: {type: String, observer: "queryChanged"},
+    full: {type: Boolean, value: false},
+    _boundMQHandler: {
+      value: function() {
+        return this.queryHandler.bind(this)
+      }
+    },
+    _mq: {value: null}
+  },
+  attached: function() {
+    this.style.display = "none";
+    this.queryChanged()
+  },
+  detached: function() {
+    this._remove()
+  },
+  _add: function() {
+    if (this._mq) {
+      this._mq.addListener(this._boundMQHandler)
+    }
+  },
+  _remove: function() {
+    if (this._mq) {
+      this._mq.removeListener(this._boundMQHandler)
+    }
+    this._mq = null
+  },
+  queryChanged: function() {
+    this._remove();
+    var query = this.query;
+    if (!query) {
+      return
+    }
+    if (!this.full && query[0] !== "(") {
+      query = "(" + query + ")"
+    }
+    this._mq = window.matchMedia(query);
+    this._add();
+    this.queryHandler(this._mq)
+  },
+  queryHandler: function(mq) {
+    this._setQueryMatches(mq.matches)
+  }
+});
+Polymer.PaperSpinnerBehavior = {
+  listeners: {animationend: "__reset", webkitAnimationEnd: "__reset"},
+  properties: {
+    active: {
+      type: Boolean,
+      value: false,
+      reflectToAttribute: true,
+      observer: "__activeChanged"
+    },
+    alt: {type: String, value: "loading", observer: "__altChanged"},
+    __coolingDown: {type: Boolean, value: false}
+  },
+  __computeContainerClasses: function(active, coolingDown) {
+    return [
+      active || coolingDown ? "active" : "", coolingDown ? "cooldown" : ""
+    ].join(" ")
+  },
+  __activeChanged: function(active, old) {
+    this.__setAriaHidden(!active);
+    this.__coolingDown = !active && old
+  },
+  __altChanged: function(alt) {
+    if (alt === this.getPropertyInfo("alt").value) {
+      this.alt = this.getAttribute("aria-label") || alt
+    } else {
+      this.__setAriaHidden(alt === "");
+      this.setAttribute("aria-label", alt)
+    }
+  },
+  __setAriaHidden: function(hidden) {
+    var attr = "aria-hidden";
+    if (hidden) {
+      this.setAttribute(attr, "true")
+    } else {
+      this.removeAttribute(attr)
+    }
+  },
+  __reset: function() {
+    this.active = false;
+    this.__coolingDown = false
+  }
+};
+Polymer({is: "paper-spinner-lite", behaviors: [Polymer.PaperSpinnerBehavior]});
 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-var CrSearchFieldBehavior={properties:{label:{type:String,value:""},clearLabel:{type:String,value:""},lastValue_:{type:String,value:""}},getSearchInput:function(){},getValue:function(){return this.getSearchInput().value},setValue:function(value,opt_noEvent){var searchInput=this.getSearchInput();searchInput.value=value;this.onValueChanged_(value,!!opt_noEvent)},onSearchTermSearch:function(){this.onValueChanged_(this.getValue(),false)},onValueChanged_:function(newValue,noEvent){if(newValue==this.lastValue_)return;this.lastValue_=newValue;if(!noEvent)this.fire("search-changed",newValue)}};
+var CrSearchFieldBehavior = {
+  properties: {
+    label: {type: String, value: ""},
+    clearLabel: {type: String, value: ""},
+    lastValue_: {type: String, value: ""}
+  },
+  getSearchInput: function() {},
+  getValue: function() {
+    return this.getSearchInput().value
+  },
+  setValue: function(value, opt_noEvent) {
+    var searchInput = this.getSearchInput();
+    searchInput.value = value;
+    this.onValueChanged_(value, !!opt_noEvent)
+  },
+  onSearchTermSearch: function() {
+    this.onValueChanged_(this.getValue(), false)
+  },
+  onValueChanged_: function(newValue, noEvent) {
+    if (newValue == this.lastValue_)
+      return;
+    this.lastValue_ = newValue;
+    if (!noEvent)
+      this.fire("search-changed", newValue)
+  }
+};
 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-Polymer({is:"cr-toolbar-search-field",behaviors:[CrSearchFieldBehavior],properties:{narrow:{type:Boolean,reflectToAttribute:true},showingSearch:{type:Boolean,value:false,notify:true,observer:"showingSearchChanged_",reflectToAttribute:true},label:String,clearLabel:String,spinnerActive:{type:Boolean,reflectToAttribute:true},hasSearchText_:{type:Boolean,reflectToAttribute:true},isSpinnerShown_:{type:Boolean,computed:"computeIsSpinnerShown_(spinnerActive, showingSearch)"},searchFocused_:{type:Boolean,value:false}},listeners:{click:"showSearch_"},getSearchInput:function(){return this.$.searchInput},setValue:function(value,opt_noEvent){CrSearchFieldBehavior.setValue.call(this,value,opt_noEvent);this.onSearchInput_()},isSearchFocused:function(){return this.searchFocused_},showAndFocus:function(){this.showingSearch=true;this.focus_()},focus_:function(){this.getSearchInput().focus()},computeIconTabIndex_:function(narrow){return narrow?0:-1},computeIsSpinnerShown_:function(){return this.spinnerActive&&this.showingSearch},onInputFocus_:function(){this.searchFocused_=true},onInputBlur_:function(){this.searchFocused_=false;if(!this.hasSearchText_)this.showingSearch=false},onSearchInput_:function(){var newValue=this.$.searchInput.value;this.hasSearchText_=newValue!="";if(newValue!="")this.showingSearch=true},onSearchTermKeydown_:function(e){if(e.key=="Escape")this.showingSearch=false},showSearch_:function(e){if(e.target!=this.$.clearSearch)this.showingSearch=true},clearSearch_:function(e){this.setValue("");this.focus_()},showingSearchChanged_:function(current,previous){if(previous==undefined)return;if(this.showingSearch){this.focus_();return}this.setValue("");this.getSearchInput().blur()}});
+Polymer({
+  is: "cr-toolbar-search-field",
+  behaviors: [CrSearchFieldBehavior],
+  properties: {
+    narrow: {type: Boolean, reflectToAttribute: true},
+    showingSearch: {
+      type: Boolean,
+      value: false,
+      notify: true,
+      observer: "showingSearchChanged_",
+      reflectToAttribute: true
+    },
+    label: String,
+    clearLabel: String,
+    spinnerActive: {type: Boolean, reflectToAttribute: true},
+    hasSearchText_: {type: Boolean, reflectToAttribute: true},
+    isSpinnerShown_: {
+      type: Boolean,
+      computed: "computeIsSpinnerShown_(spinnerActive, showingSearch)"
+    },
+    searchFocused_: {type: Boolean, value: false}
+  },
+  listeners: {click: "showSearch_"},
+  getSearchInput: function() {
+    return this.$.searchInput
+  },
+  setValue: function(value, opt_noEvent) {
+    CrSearchFieldBehavior.setValue.call(this, value, opt_noEvent);
+    this.onSearchInput_()
+  },
+  isSearchFocused: function() {
+    return this.searchFocused_
+  },
+  showAndFocus: function() {
+    this.showingSearch = true;
+    this.focus_()
+  },
+  focus_: function() {
+    this.getSearchInput().focus()
+  },
+  computeIconTabIndex_: function(narrow) {
+    return narrow ? 0 : -1
+  },
+  computeIsSpinnerShown_: function() {
+    return this.spinnerActive && this.showingSearch
+  },
+  onInputFocus_: function() {
+    this.searchFocused_ = true
+  },
+  onInputBlur_: function() {
+    this.searchFocused_ = false;
+    if (!this.hasSearchText_)
+      this.showingSearch = false
+  },
+  onSearchInput_: function() {
+    var newValue = this.$.searchInput.value;
+    this.hasSearchText_ = newValue != "";
+    if (newValue != "")
+      this.showingSearch = true
+  },
+  onSearchTermKeydown_: function(e) {
+    if (e.key == "Escape")
+      this.showingSearch = false
+  },
+  showSearch_: function(e) {
+    if (e.target != this.$.clearSearch)
+      this.showingSearch = true
+  },
+  clearSearch_: function(e) {
+    this.setValue("");
+    this.focus_()
+  },
+  showingSearchChanged_: function(current, previous) {
+    if (previous == undefined)
+      return;
+    if (this.showingSearch) {
+      this.focus_();
+      return
+    }
+    this.setValue("");
+    this.getSearchInput().blur()
+  }
+});
 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-Polymer({is:"cr-toolbar",properties:{pageName:String,searchPrompt:String,clearLabel:String,menuLabel:String,menuPromo:String,spinnerActive:Boolean,showMenu:{type:Boolean,value:false},showMenuPromo:{type:Boolean,value:false},closeMenuPromo:String,narrow_:{type:Boolean,reflectToAttribute:true},showingSearch_:{type:Boolean,reflectToAttribute:true}},observers:["possiblyShowMenuPromo_(showMenu, showMenuPromo, showingSearch_)"],getSearchField:function(){return this.$.search},onClosePromoTap_:function(){this.fire("cr-toolbar-menu-promo-close")},onMenuTap_:function(){this.fire("cr-toolbar-menu-tap")},possiblyShowMenuPromo_:function(){Polymer.RenderStatus.afterNextRender(this,function(){if(this.showMenu&&this.showMenuPromo&&!this.showingSearch_){this.$$("#menuPromo").animate({opacity:[0,.9]},{duration:500,fill:"forwards"});this.fire("cr-toolbar-menu-promo-shown")}}.bind(this))},titleIfNotShowMenuPromo_:function(title,showMenuPromo){return showMenuPromo?"":title}});
+Polymer({
+  is: "cr-toolbar",
+  properties: {
+    pageName: String,
+    searchPrompt: String,
+    clearLabel: String,
+    menuLabel: String,
+    menuPromo: String,
+    spinnerActive: Boolean,
+    showMenu: {type: Boolean, value: false},
+    showMenuPromo: {type: Boolean, value: false},
+    closeMenuPromo: String,
+    narrow_: {type: Boolean, reflectToAttribute: true},
+    showingSearch_: {type: Boolean, reflectToAttribute: true}
+  },
+  observers:
+      ["possiblyShowMenuPromo_(showMenu, showMenuPromo, showingSearch_)"],
+  getSearchField: function() {
+    return this.$.search
+  },
+  onClosePromoTap_: function() {
+    this.fire("cr-toolbar-menu-promo-close")
+  },
+  onMenuTap_: function() {
+    this.fire("cr-toolbar-menu-tap")
+  },
+  possiblyShowMenuPromo_: function() {
+    Polymer.RenderStatus.afterNextRender(this, function() {
+      if (this.showMenu && this.showMenuPromo && !this.showingSearch_) {
+        this.$$("#menuPromo")
+            .animate({opacity: [0, .9]}, {duration: 500, fill: "forwards"});
+        this.fire("cr-toolbar-menu-promo-shown")
+      }
+    }.bind(this))
+  },
+  titleIfNotShowMenuPromo_: function(title, showMenuPromo) {
+    return showMenuPromo ? "" : title
+  }
+});
 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-cr.define("downloads",function(){var Toolbar=Polymer({is:"downloads-toolbar",properties:{downloadsShowing:{reflectToAttribute:true,type:Boolean,value:false,observer:"downloadsShowingChanged_"},spinnerActive:{type:Boolean,notify:true}},listeners:{"paper-dropdown-close":"onPaperDropdownClose_","paper-dropdown-open":"onPaperDropdownOpen_"},canUndo:function(){return!this.$.toolbar.getSearchField().isSearchFocused()},canClearAll:function(){return!this.$.toolbar.getSearchField().getValue()&&this.downloadsShowing},onFindCommand:function(){this.$.toolbar.getSearchField().showAndFocus()},closeMoreActions_:function(){this.$.more.close()},downloadsShowingChanged_:function(){this.updateClearAll_()},onClearAllTap_:function(){assert(this.canClearAll());downloads.ActionService.getInstance().clearAll()},onPaperDropdownClose_:function(){window.removeEventListener("resize",assert(this.boundClose_))},onItemBlur_:function(e){var menu=this.$$("paper-menu");if(menu.items.indexOf(e.relatedTarget)>=0)return;this.$.more.restoreFocusOnClose=false;this.closeMoreActions_();this.$.more.restoreFocusOnClose=true},onPaperDropdownOpen_:function(){this.boundClose_=this.boundClose_||this.closeMoreActions_.bind(this);window.addEventListener("resize",this.boundClose_)},onSearchChanged_:function(event){var actionService=downloads.ActionService.getInstance();if(actionService.search(event.detail))this.spinnerActive=actionService.isSearching();this.updateClearAll_()},onOpenDownloadsFolderTap_:function(){downloads.ActionService.getInstance().openDownloadsFolder()},updateClearAll_:function(){this.$$("paper-menu .clear-all").hidden=!this.canClearAll()}});return{Toolbar:Toolbar}});
+cr.define("downloads", function() {
+  var Toolbar = Polymer({
+    is: "downloads-toolbar",
+    properties: {
+      downloadsShowing: {
+        reflectToAttribute: true,
+        type: Boolean,
+        value: false,
+        observer: "downloadsShowingChanged_"
+      },
+      spinnerActive: {type: Boolean, notify: true}
+    },
+    listeners: {
+      "paper-dropdown-close": "onPaperDropdownClose_",
+      "paper-dropdown-open": "onPaperDropdownOpen_"
+    },
+    canUndo: function() {
+      return !this.$.toolbar.getSearchField().isSearchFocused()
+    },
+    canClearAll: function() {
+      return !this.$.toolbar.getSearchField().getValue() &&
+          this.downloadsShowing
+    },
+    onFindCommand: function() {
+      this.$.toolbar.getSearchField().showAndFocus()
+    },
+    closeMoreActions_: function() {
+      this.$.more.close()
+    },
+    downloadsShowingChanged_: function() {
+      this.updateClearAll_()
+    },
+    onClearAllTap_: function() {
+      assert(this.canClearAll());
+      downloads.ActionService.getInstance().clearAll()
+    },
+    onPaperDropdownClose_: function() {
+      window.removeEventListener("resize", assert(this.boundClose_))
+    },
+    onItemBlur_: function(e) {
+      var menu = this.$$("paper-menu");
+      if (menu.items.indexOf(e.relatedTarget) >= 0)
+        return;
+      this.$.more.restoreFocusOnClose = false;
+      this.closeMoreActions_();
+      this.$.more.restoreFocusOnClose = true
+    },
+    onPaperDropdownOpen_: function() {
+      this.boundClose_ = this.boundClose_ || this.closeMoreActions_.bind(this);
+      window.addEventListener("resize", this.boundClose_)
+    },
+    onSearchChanged_: function(event) {
+      var actionService = downloads.ActionService.getInstance();
+      if (actionService.search(event.detail))
+        this.spinnerActive = actionService.isSearching();
+      this.updateClearAll_()
+    },
+    onOpenDownloadsFolderTap_: function() {
+      downloads.ActionService.getInstance().openDownloadsFolder()
+    },
+    updateClearAll_: function() {
+      this.$$("paper-menu .clear-all").hidden = !this.canClearAll()
+    }
+  });
+  return {
+    Toolbar: Toolbar
+  }
+});
 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-cr.define("downloads",function(){var Manager=Polymer({is:"downloads-manager",properties:{hasDownloads_:{observer:"hasDownloadsChanged_",type:Boolean},hasShadow_:{type:Boolean,value:false,reflectToAttribute:true},inSearchMode_:{type:Boolean,value:false},items_:{type:Array,value:function(){return[]}},spinnerActive_:{type:Boolean,notify:true}},hostAttributes:{loading:true},listeners:{"downloads-list.scroll":"onListScroll_","toolbar.search-changed":"onSearchChanged_"},observers:["itemsChanged_(items_.*)"],loaded_:new PromiseResolver,clearAll_:function(){this.set("items_",[])},hasDownloadsChanged_:function(){if(loadTimeData.getBoolean("allowDeletingHistory"))this.$.toolbar.downloadsShowing=this.hasDownloads_;if(this.hasDownloads_)this.$["downloads-list"].fire("iron-resize")},insertItems_:function(index,list){this.splice.apply(this,["items_",index,0].concat(list));this.updateHideDates_(index,index+list.length);if(this.hasAttribute("loading")){this.removeAttribute("loading");this.loaded_.resolve()}this.spinnerActive_=false},itemsChanged_:function(){this.hasDownloads_=this.items_.length>0},noDownloadsText_:function(){return loadTimeData.getString(this.inSearchMode_?"noSearchResults":"noDownloads")},onCanExecute_:function(e){e=e;switch(e.command.id){case"undo-command":e.canExecute=this.$.toolbar.canUndo();break;case"clear-all-command":e.canExecute=this.$.toolbar.canClearAll();break;case"find-command":e.canExecute=true;break}},onCommand_:function(e){if(e.command.id=="clear-all-command")downloads.ActionService.getInstance().clearAll();else if(e.command.id=="undo-command")downloads.ActionService.getInstance().undo();else if(e.command.id=="find-command")this.$.toolbar.onFindCommand()},onListScroll_:function(){var list=this.$["downloads-list"];if(list.scrollHeight-list.scrollTop-list.offsetHeight<=100){downloads.ActionService.getInstance().loadMore()}this.hasShadow_=list.scrollTop>0},onLoad_:function(){cr.ui.decorate("command",cr.ui.Command);document.addEventListener("canExecute",this.onCanExecute_.bind(this));document.addEventListener("command",this.onCommand_.bind(this));downloads.ActionService.getInstance().loadMore();return this.loaded_.promise},onSearchChanged_:function(){this.inSearchMode_=downloads.ActionService.getInstance().isSearching()},removeItem_:function(index){this.splice("items_",index,1);this.updateHideDates_(index,index);this.onListScroll_()},updateHideDates_:function(start,end){for(var i=start;i<=end;++i){var current=this.items_[i];if(!current)continue;var prev=this.items_[i-1];var hideDate=!!prev&&prev.date_string==current.date_string;this.set("items_."+i+".hideDate",hideDate)}},updateItem_:function(index,data){this.set("items_."+index,data);this.updateHideDates_(index,index);var list=this.$["downloads-list"];list.updateSizeForItem(index)}});Manager.clearAll=function(){Manager.get().clearAll_()};Manager.get=function(){return queryRequiredElement("downloads-manager")};Manager.insertItems=function(index,list){Manager.get().insertItems_(index,list)};Manager.onLoad=function(){return Manager.get().onLoad_()};Manager.removeItem=function(index){Manager.get().removeItem_(index)};Manager.updateItem=function(index,data){Manager.get().updateItem_(index,data)};return{Manager:Manager}});
+cr.define("downloads", function() {
+  var Manager = Polymer({
+    is: "downloads-manager",
+    properties: {
+      hasDownloads_: {observer: "hasDownloadsChanged_", type: Boolean},
+      hasShadow_: {type: Boolean, value: false, reflectToAttribute: true},
+      inSearchMode_: {type: Boolean, value: false},
+      items_: {
+        type: Array,
+        value: function() {
+          return []
+        }
+      },
+      spinnerActive_: {type: Boolean, notify: true}
+    },
+    hostAttributes: {loading: true},
+    listeners: {
+      "downloads-list.scroll": "onListScroll_",
+      "toolbar.search-changed": "onSearchChanged_"
+    },
+    observers: ["itemsChanged_(items_.*)"],
+    loaded_: new PromiseResolver,
+    clearAll_: function() {
+      this.set("items_", [])
+    },
+    hasDownloadsChanged_: function() {
+      if (loadTimeData.getBoolean("allowDeletingHistory"))
+        this.$.toolbar.downloadsShowing = this.hasDownloads_;
+      if (this.hasDownloads_)
+        this.$["downloads-list"].fire("iron-resize")
+    },
+    insertItems_: function(index, list) {
+      this.splice.apply(this, ["items_", index, 0].concat(list));
+      this.updateHideDates_(index, index + list.length);
+      if (this.hasAttribute("loading")) {
+        this.removeAttribute("loading");
+        this.loaded_.resolve()
+      }
+      this.spinnerActive_ = false
+    },
+    itemsChanged_: function() {
+      this.hasDownloads_ = this.items_.length > 0
+    },
+    noDownloadsText_: function() {
+      return loadTimeData.getString(
+          this.inSearchMode_ ? "noSearchResults" : "noDownloads")
+    },
+    onCanExecute_: function(e) {
+      e = e;
+      switch (e.command.id) {
+        case "undo-command":
+          e.canExecute = this.$.toolbar.canUndo();
+          break;
+        case "clear-all-command":
+          e.canExecute = this.$.toolbar.canClearAll();
+          break;
+        case "find-command":
+          e.canExecute = true;
+          break
+      }
+    },
+    onCommand_: function(e) {
+      if (e.command.id == "clear-all-command")
+        downloads.ActionService.getInstance().clearAll();
+      else if (e.command.id == "undo-command")
+        downloads.ActionService.getInstance().undo();
+      else if (e.command.id == "find-command")
+        this.$.toolbar.onFindCommand()
+    },
+    onListScroll_: function() {
+      var list = this.$["downloads-list"];
+      if (list.scrollHeight - list.scrollTop - list.offsetHeight <= 100) {
+        downloads.ActionService.getInstance().loadMore()
+      }
+      this.hasShadow_ = list.scrollTop > 0
+    },
+    onLoad_: function() {
+      cr.ui.decorate("command", cr.ui.Command);
+      document.addEventListener("canExecute", this.onCanExecute_.bind(this));
+      document.addEventListener("command", this.onCommand_.bind(this));
+      downloads.ActionService.getInstance().loadMore();
+      return this.loaded_.promise
+    },
+    onSearchChanged_: function() {
+      this.inSearchMode_ = downloads.ActionService.getInstance().isSearching()
+    },
+    removeItem_: function(index) {
+      this.splice("items_", index, 1);
+      this.updateHideDates_(index, index);
+      this.onListScroll_()
+    },
+    updateHideDates_: function(start, end) {
+      for (var i = start; i <= end; ++i) {
+        var current = this.items_[i];
+        if (!current)
+          continue;
+        var prev = this.items_[i - 1];
+        var hideDate = !!prev && prev.date_string == current.date_string;
+        this.set("items_." + i + ".hideDate", hideDate)
+      }
+    },
+    updateItem_: function(index, data) {
+      this.set("items_." + index, data);
+      this.updateHideDates_(index, index);
+      var list = this.$["downloads-list"];
+      list.updateSizeForItem(index)
+    }
+  });
+  Manager.clearAll = function() {
+    Manager.get().clearAll_()
+  };
+  Manager.get = function() {
+    return queryRequiredElement("downloads-manager")
+  };
+  Manager.insertItems = function(index, list) {
+    Manager.get().insertItems_(index, list)
+  };
+  Manager.onLoad = function() {
+    return Manager.get().onLoad_()
+  };
+  Manager.removeItem = function(index) {
+    Manager.get().removeItem_(index)
+  };
+  Manager.updateItem = function(index, data) {
+    Manager.get().updateItem_(index, data)
+  };
+  return {
+    Manager: Manager
+  }
+});
 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-window.addEventListener("load",function(){downloads.Manager.onLoad().then(function(){requestIdleCallback(function(){chrome.send("metricsHandler:recordTime",["Download.ResultsRenderedTime",window.performance.now()]);document.fonts.load("bold 12px Roboto")})})});
+window.addEventListener("load", function() {
+  downloads.Manager.onLoad().then(function() {
+    requestIdleCallback(function() {
+      chrome.send(
+          "metricsHandler:recordTime",
+          ["Download.ResultsRenderedTime", window.performance.now()]);
+      document.fonts.load("bold 12px Roboto")
+    })
+  })
+});