[MD settings] merge polymer 1.0.11; hack for settings checkbox

third_party/polymer/v1_0/components-chromium/iron-a11y-keys-behavior/iron-a11y-keys-behavior-extracted.js

-
-  (function() {
+(function() {
     'use strict';
 
     /**
      * Chrome uses an older version of DOM Level 3 Keyboard Events
      *
      * Most keys are labeled as text, but some are Unicode codepoints.
      * Values taken from: http://www.w3.org/TR/2007/WD-DOM-Level-3-Events-20071221/keyset.html#KeySet-Set
      */
     var KEY_IDENTIFIER = {
       'U+0009': 'tab',
@@ skipping 385 matching lines @@
 
       _triggerKeyHandler: function(keyCombo, handlerName, keyboardEvent) {
         var detail = Object.create(keyCombo);
         detail.keyboardEvent = keyboardEvent;
 
         this[handlerName].call(this, new CustomEvent(keyCombo.event, {
           detail: detail
         }));
       }
     };
-  })();
+  })();