Add min and max to Iterable and Stream.

sdk/lib/html/dart2js/html_dart2js.dart

 library html;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:html_common';
 import 'dart:indexed_db';
 import 'dart:isolate';
 import 'dart:json' as json;
 import 'dart:svg' as svg;
 import 'dart:web_audio' as web_audio;
@@ skipping 768 matching lines @@
 class CanvasElement extends Element native "*HTMLCanvasElement" {
 
   ///@docsEditable true
   factory CanvasElement({int width, int height}) {
     var e = document.$dom_createElement("canvas");
     if (width != null) e.width = width;
     if (height != null) e.height = height;
     return e;
   }
 
+  /// The height of this canvas element in CSS pixels.
   /// @domName HTMLCanvasElement.height; @docsEditable true
   int height;
 
+  /// The width of this canvas element in CSS pixels.
   /// @domName HTMLCanvasElement.width; @docsEditable true
   int width;
 
+  /**
+   * Returns a data URI containing a representation of the image in the 
+   * format specified by type (defaults to 'image/png'). 
+   * 
+   * Data Uri format is as follow `data:[<MIME-type>][;charset=<encoding>][;base64],<data>`
+   * 
+   * Optional parameter [quality] in the range of 0.0 and 1.0 can be used when requesting [type]
+   * 'image/jpeg' or 'image/webp'. If [quality] is not passed the default
+   * value is used. Note: the default value varies by browser.
+   * 
+   * If the height or width of this canvas element is 0, then 'data:' is returned,
+   * representing no data.
+   * 
+   * If the type requested is not 'image/png', and the returned value is 
+   * 'data:image/png', then the requested type is not supported.
+   * 
+   * Example usage:
+   * 
+   *     CanvasElement canvas = new CanvasElement();
+   *     var ctx = canvas.context2d
+   *     ..fillStyle = "rgb(200,0,0)"
+   *     ..fillRect(10, 10, 55, 50);
+   *     var dataUrl = canvas.toDataURL("image/jpeg", 0.95);
+   *     // The Data Uri would look similar to
+   *     // 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUA
+   *     // AAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO
+   *     // 9TXL0Y4OHwAAAABJRU5ErkJggg=='
+   *     //Create a new image element from the data URI.
+   *     var img = new ImageElement();
+   *     img.src = dataUrl;
+   *     document.body.children.add(img);
+   *     
+   * See also:
+   * 
+   * * [Data URI Scheme](http://en.wikipedia.org/wiki/Data_URI_scheme) from Wikipedia.
+   * 
+   * * [HTMLCanvasElement](https://developer.mozilla.org/en-US/docs/DOM/HTMLCanvasElement) from MDN.
+   * 
+   * * [toDataUrl](http://dev.w3.org/html5/spec/the-canvas-element.html#dom-canvas-todataurl) from W3C.
+   */
   /// @domName HTMLCanvasElement.toDataURL; @docsEditable true
   @JSName('toDataURL')
   String toDataUrl(String type, [num quality]) native;
 
 
   CanvasRenderingContext getContext(String contextId) native;
   CanvasRenderingContext2D get context2d => getContext('2d');
 }
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 
+/**
+ * An opaque canvas object representing a gradient.
+ *
+ * Created by calling [createLinearGradient] or [createRadialGradient] on a
+ * [CanvasRenderingContext2D] object.
+ *
+ * Example usage:
+ *
+ *     var canvas = new CanvasElement(width: 600, height: 600);
+ *     var ctx = canvas.context2d;
+ *     ctx.clearRect(0, 0, 600, 600);
+ *     ctx.save();
+ *     // Create radial gradient.
+ *     CanvasGradient gradient = ctx.createRadialGradient(0, 0, 0, 0, 0, 600);
+ *     gradient.addColorStop(0, '#000');
+ *     gradient.addColorStop(1, 'rgb(255, 255, 255)');
+ *     // Assign gradients to fill.
+ *     ctx.fillStyle = gradient;
+ *     // Draw a rectangle with a gradient fill.
+ *     ctx.fillRect(0, 0, 600, 600);
+ *     ctx.save();
+ *     document.body.children.add(canvas);
+ *
+ * See also:
+ *
+ * * [CanvasGradient](https://developer.mozilla.org/en-US/docs/DOM/CanvasGradient) from MDN.
+ * * [CanvasGradient](http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#canvasgradient) from whatwg.
+ * * [CanvasGradient](http://www.w3.org/TR/2010/WD-2dcontext-20100304/#canvasgradient) from W3C.
+ */
 /// @domName CanvasGradient; @docsEditable true
 class CanvasGradient native "*CanvasGradient" {
 
+  /**
+   * Adds a color stop to this gradient at the offset.
+   *
+   * The [offset] can range between 0.0 and 1.0.
+   *
+   * See also:
+   *
+   * * [Multiple Color Stops](https://developer.mozilla.org/en-US/docs/CSS/linear-gradient#Gradient_with_multiple_color_stops) from MDN.
+   */
   /// @domName CanvasGradient.addColorStop; @docsEditable true
   void addColorStop(num offset, String color) native;
 }
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 
+/**
+ * An opaque object representing a pattern of image, canvas, or video.
+ *
+ * Created by calling [createPattern] on a [CanvasRenderingContext2D] object.
+ *
+ * Example usage:
+ *
+ *     var canvas = new CanvasElement(width: 600, height: 600);
+ *     var ctx = canvas.context2d;
+ *     var img = new ImageElement();
+ *     // Image src needs to be loaded before pattern is applied.
+ *     img.on.load.add((event) {
+ *       // When the image is loaded, create a pattern
+ *       // from the ImageElement.
+ *       CanvasPattern pattern = ctx.createPattern(img, 'repeat');
+ *       ctx.rect(0, 0, canvas.width, canvas.height);
+ *       ctx.fillStyle = pattern;
+ *       ctx.fill();
+ *     });
+ *     img.src = "images/foo.jpg";
+ *     document.body.children.add(canvas);
+ *
+ * See also:
+ * * [CanvasPattern](https://developer.mozilla.org/en-US/docs/DOM/CanvasPattern) from MDN.
+ * * [CanvasPattern](http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#canvaspattern) from whatwg.
+ * * [CanvasPattern](http://www.w3.org/TR/2010/WD-2dcontext-20100304/#canvaspattern) from W3C.
+ */
 /// @domName CanvasPattern; @docsEditable true
 class CanvasPattern native "*CanvasPattern" {
 }
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 
+/**
+ * A rendering context for a canvas element.
+ *
+ * This context is extended by [CanvasRenderingContext2D] and
+ * [WebGLRenderingContext].
+ */
 /// @domName CanvasRenderingContext; @docsEditable true
 class CanvasRenderingContext native "*CanvasRenderingContext" {
 
+  /// Reference to the canvas element to which this context belongs.
   /// @domName CanvasRenderingContext.canvas; @docsEditable true
   final CanvasElement canvas;
 }
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 
 /// @domName CanvasRenderingContext2D
 class CanvasRenderingContext2D extends CanvasRenderingContext native "*CanvasRenderingContext2D" {
@@ skipping 4739 matching lines @@
 
   /// @domName DirectoryReaderSync.readEntries; @docsEditable true
   @Returns('_EntryArraySync') @Creates('_EntryArraySync')
   List<EntrySync> readEntries() native;
 }
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 
+/**
+ * Represents an HTML <div> element.
+ *
+ * The [DivElement] is a generic container for content and does not have any
+ * special significance. It is functionally similar to [SpanElement].
+ *
+ * The [DivElement] is a block-level element, as opposed to [SpanElement],
+ * which is an inline-level element.
+ *
+ * Example usage:
+ *
+ *     DivElement div = new DivElement();
+ *     div.text = 'Here's my new DivElem
+ *     document.body.elements.add(elem);
+ *
+ * See also:
+ *
+ * * [HTML <div> element](http://www.w3.org/TR/html-markup/div.html) from W3C.
+ * * [Block-level element](http://www.w3.org/TR/CSS2/visuren.html#block-boxes) from W3C.
+ * * [Inline-level element](http://www.w3.org/TR/CSS2/visuren.html#inline-boxes) from W3C.
+ */
 /// @domName HTMLDivElement; @docsEditable true
 class DivElement extends Element native "*HTMLDivElement" {
 
   ///@docsEditable true
   factory DivElement() => document.$dom_createElement("div");
 }
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 
 /// @domName Document
 /**
  * The base class for all documents.
  *
  * Each web page loaded in the browser has its own [Document] object, which is
  * typically an [HtmlDocument].
  *
  * If you aren't comfortable with DOM concepts, see the Dart tutorial
  * [Target 2: Connect Dart & HTML](http://www.dartlang.org/docs/tutorials/connect-dart-html/).
  */
 class Document extends Node  native "*Document"
 {
 
 
   /// @domName EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent; @docsEditable true
   DocumentEvents get on =>
     new DocumentEvents(this);
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.body; @docsEditable true
   @JSName('body')
   Element $dom_body;
 
   /// @domName Document.charset; @docsEditable true
   String charset;
 
   /// @domName Document.cookie; @docsEditable true
   String cookie;
 
+  /// Returns the [Window] associated with the document.
   /// @domName Document.defaultView; @docsEditable true
   Window get window => _convertNativeToDart_Window(this._window);
   @JSName('defaultView')
   @Creates('LocalWindow|=Object') @Returns('LocalWindow|=Object')
   final dynamic _window;
 
   /// @domName Document.documentElement; @docsEditable true
   final Element documentElement;
 
   /// @domName Document.domain; @docsEditable true
   final String domain;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.head; @docsEditable true
   @JSName('head')
   final HeadElement $dom_head;
 
   /// @domName Document.implementation; @docsEditable true
   final DomImplementation implementation;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.lastModified; @docsEditable true
   @JSName('lastModified')
   final String $dom_lastModified;
 
   /// @domName Document.preferredStylesheetSet; @docsEditable true
   @JSName('preferredStylesheetSet')
   final String $dom_preferredStylesheetSet;
 
   /// @domName Document.readyState; @docsEditable true
   final String readyState;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.referrer; @docsEditable true
   @JSName('referrer')
   final String $dom_referrer;
 
   /// @domName Document.selectedStylesheetSet; @docsEditable true
   @JSName('selectedStylesheetSet')
   String $dom_selectedStylesheetSet;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.styleSheets; @docsEditable true
   @JSName('styleSheets')
   @Returns('_StyleSheetList') @Creates('_StyleSheetList')
   final List<StyleSheet> $dom_styleSheets;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.title; @docsEditable true
   @JSName('title')
   String $dom_title;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.webkitFullscreenElement; @docsEditable true
   @JSName('webkitFullscreenElement')
   final Element $dom_webkitFullscreenElement;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.webkitFullscreenEnabled; @docsEditable true
   @JSName('webkitFullscreenEnabled')
   final bool $dom_webkitFullscreenEnabled;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.webkitHidden; @docsEditable true
   @JSName('webkitHidden')
   final bool $dom_webkitHidden;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.webkitIsFullScreen; @docsEditable true
   @JSName('webkitIsFullScreen')
   final bool $dom_webkitIsFullScreen;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.webkitPointerLockElement; @docsEditable true
   @JSName('webkitPointerLockElement')
   final Element $dom_webkitPointerLockElement;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.webkitVisibilityState; @docsEditable true
   @JSName('webkitVisibilityState')
   final String $dom_webkitVisibilityState;
 
+  /// Use the [Range] constructor instead.
   /// @domName Document.caretRangeFromPoint; @docsEditable true
   @JSName('caretRangeFromPoint')
   Range $dom_caretRangeFromPoint(int x, int y) native;
 
   /// @domName Document.createCDATASection; @docsEditable true
   @JSName('createCDATASection')
   CDataSection createCDataSection(String data) native;
 
   /// @domName Document.createDocumentFragment; @docsEditable true
   DocumentFragment createDocumentFragment() native;
 
+  /// Deprecated: use new Element.tag(tagName) instead.
   /// @domName Document.createElement; @docsEditable true
   @JSName('createElement')
   Element $dom_createElement(String tagName) native;
 
   /// @domName Document.createElementNS; @docsEditable true
   @JSName('createElementNS')
   Element $dom_createElementNS(String namespaceURI, String qualifiedName) native;
 
   /// @domName Document.createEvent; @docsEditable true
   @JSName('createEvent')
   Event $dom_createEvent(String eventType) native;
 
   /// @domName Document.createRange; @docsEditable true
   @JSName('createRange')
   Range $dom_createRange() native;
 
   /// @domName Document.createTextNode; @docsEditable true
   @JSName('createTextNode')
   Text $dom_createTextNode(String data) native;
 
   /// @domName Document.createTouch; @docsEditable true
   Touch $dom_createTouch(LocalWindow window, EventTarget target, int identifier, int pageX, int pageY, int screenX, int screenY, int webkitRadiusX, int webkitRadiusY, num webkitRotationAngle, num webkitForce) {
     var target_1 = _convertDartToNative_EventTarget(target);
     return _$dom_createTouch_1(window, target_1, identifier, pageX, pageY, screenX, screenY, webkitRadiusX, webkitRadiusY, webkitRotationAngle, webkitForce);
   }
   @JSName('createTouch')
   Touch _$dom_createTouch_1(LocalWindow window, target, identifier, pageX, pageY, screenX, screenY, webkitRadiusX, webkitRadiusY, webkitRotationAngle, webkitForce) native;
 
+  /// Use the [TouchList] constructor isntead.
   /// @domName Document.createTouchList; @docsEditable true
   @JSName('createTouchList')
   TouchList $dom_createTouchList() native;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.elementFromPoint; @docsEditable true
   @JSName('elementFromPoint')
   Element $dom_elementFromPoint(int x, int y) native;
 
   /// @domName Document.execCommand; @docsEditable true
   bool execCommand(String command, bool userInterface, String value) native;
 
   /// @domName Document.getCSSCanvasContext; @docsEditable true
   @JSName('getCSSCanvasContext')
   CanvasRenderingContext $dom_getCssCanvasContext(String contextId, String name, int width, int height) native;
 
+  /// Deprecated: use query("#$elementId") instead.
   /// @domName Document.getElementById; @docsEditable true
   @JSName('getElementById')
   Element $dom_getElementById(String elementId) native;
 
   /// @domName Document.getElementsByClassName; @docsEditable true
   @JSName('getElementsByClassName')
   @Returns('NodeList') @Creates('NodeList')
   List<Node> $dom_getElementsByClassName(String tagname) native;
 
   /// @domName Document.getElementsByName; @docsEditable true
@@ skipping 14 matching lines @@
 
   /// @domName Document.queryCommandState; @docsEditable true
   bool queryCommandState(String command) native;
 
   /// @domName Document.queryCommandSupported; @docsEditable true
   bool queryCommandSupported(String command) native;
 
   /// @domName Document.queryCommandValue; @docsEditable true
   String queryCommandValue(String command) native;
 
+  /// Deprecated: renamed to the shorter name [query].
   /// @domName Document.querySelector; @docsEditable true
   @JSName('querySelector')
   Element $dom_querySelector(String selectors) native;
 
+  /// Deprecated: use query("#$elementId") instead.
   /// @domName Document.querySelectorAll; @docsEditable true
   @JSName('querySelectorAll')
   @Returns('NodeList') @Creates('NodeList')
   List<Node> $dom_querySelectorAll(String selectors) native;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.webkitCancelFullScreen; @docsEditable true
   @JSName('webkitCancelFullScreen')
   void $dom_webkitCancelFullScreen() native;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.webkitExitFullscreen; @docsEditable true
   @JSName('webkitExitFullscreen')
   void $dom_webkitExitFullscreen() native;
 
+  /// Moved to [HtmlDocument].
   /// @domName Document.webkitExitPointerLock; @docsEditable true
   @JSName('webkitExitPointerLock')
   void $dom_webkitExitPointerLock() native;
 
 
   /**
    * Finds the first descendant element of this document that matches the
    * specified group of selectors.
    *
    * Unless your webpage contains multiple documents, the top-level query
@@ skipping 623 matching lines @@
   DomMimeType get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   DomMimeType get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  DomMimeType get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  DomMimeType min([int compare(DomMimeType a, DomMimeType b)]) => _Collections.minInList(this, compare);
+
+  DomMimeType max([int compare(DomMimeType a, DomMimeType b)]) => _Collections.maxInList(this, compare);
+
   DomMimeType removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   DomMimeType removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<DomMimeType> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 172 matching lines @@
   DomPlugin get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   DomPlugin get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  DomPlugin get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  DomPlugin min([int compare(DomPlugin a, DomPlugin b)]) => _Collections.minInList(this, compare);
+
+  DomPlugin max([int compare(DomPlugin a, DomPlugin b)]) => _Collections.maxInList(this, compare);
+
   DomPlugin removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   DomPlugin removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<DomPlugin> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 232 matching lines @@
   String get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   String get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  String get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  String min([int compare(String a, String b)]) => _Collections.minInList(this, compare);
+
+  String max([int compare(String a, String b)]) => _Collections.maxInList(this, compare);
+
   String removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   String removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<String> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 246 matching lines @@
     if (result == null) throw new StateError("No elements");
     return result;
   }
 
 
   Element get last {
     Element result = _element.$dom_lastElementChild;
     if (result == null) throw new StateError("No elements");
     return result;
   }
+
+  Element get single {
+    if (length > 1) throw new StateError("More than one element");
+    return first;
+  }
+
+  Element min([int compare(Element a, Element b)]) {
+    return _Collections.minInList(this, compare);
+  }
+
+  Element max([int compare(Element a, Element b)]) {
+    return _Collections.maxInList(this, compare);
+  }
 }
 
 // TODO(jacobr): this is an inefficient implementation but it is hard to see
 // a better option given that we cannot quite force NodeList to be an
 // ElementList as there are valid cases where a NodeList JavaScript object
 // contains Node objects that are not Elements.
 class _FrozenElementList implements List {
   final List<Node> _nodeList;
 
   _FrozenElementList._wrap(this._nodeList);
@@ skipping 138 matching lines @@
     throw new UnsupportedError('');
   }
 
   Element removeLast() {
     throw new UnsupportedError('');
   }
 
   Element get first => _nodeList.first;
 
   Element get last => _nodeList.last;
+
+  Element get single => _nodeList.single;
+
+  Element min([int compare(Element a, Element b)]) {
+    return _Collections.minInList(this, compare);
+  }
+
+  Element max([int compare(Element a, Element b)]) {
+    return _Collections.maxInList(this, compare);
+  }
 }
 
 class _FrozenElementListIterator implements Iterator<Element> {
   final _FrozenElementList _list;
   int _index = 0;
 
   _FrozenElementListIterator(this._list);
 
   /**
    * Moves to the next element. Returns true if the iterator is positioned
@@ skipping 1611 matching lines @@
   File get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   File get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  File get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  File min([int compare(File a, File b)]) => _Collections.minInList(this, compare);
+
+  File max([int compare(File a, File b)]) => _Collections.maxInList(this, compare);
+
   File removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   File removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<File> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 389 matching lines @@
   num get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   num get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  num get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  num min([int compare(num a, num b)]) => _Collections.minInList(this, compare);
+
+  num max([int compare(num a, num b)]) => _Collections.maxInList(this, compare);
+
   num removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   num removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<num> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 141 matching lines @@
   num get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   num get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  num get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  num min([int compare(num a, num b)]) => _Collections.minInList(this, compare);
+
+  num max([int compare(num a, num b)]) => _Collections.maxInList(this, compare);
+
   num removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   num removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<num> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 468 matching lines @@
   Node get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   Node get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  Node get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  Node min([int compare(Node a, Node b)]) => _Collections.minInList(this, compare);
+
+  Node max([int compare(Node a, Node b)]) => _Collections.maxInList(this, compare);
+
   Node removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   Node removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<Node> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 136 matching lines @@
   Node get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   Node get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  Node get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  Node min([int compare(Node a, Node b)]) => _Collections.minInList(this, compare);
+
+  Node max([int compare(Node a, Node b)]) => _Collections.maxInList(this, compare);
+
   Node removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   Node removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<Node> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 202 matching lines @@
    * [onComplete] callback.
    * 
    * See also: (authorization headers)[http://en.wikipedia.org/wiki/Basic_access_authentication].
    */
   factory HttpRequest.getWithCredentials(String url,
       onComplete(HttpRequest request)) =>
       _HttpRequestFactoryProvider.createHttpRequest_getWithCredentials(url,
       onComplete);
 
 
+  /**
+   * General constructor for any type of request (GET, POST, etc).
+   *
+   * This call is used in conjunction with [open]:
+   * 
+   *     var request = new HttpRequest();
+   *     request.open('GET', 'http://dartlang.org')
+   *     request.on.load.add((event) => print('Request complete'));
+   * 
+   * is the (more verbose) equivalent of
+   * 
+   *     var request = new HttpRequest.get('http://dartlang.org',
+   *         (event) => print('Request complete'));
+   */
   ///@docsEditable true
   factory HttpRequest() => _HttpRequestFactoryProvider.createHttpRequest();
 
+  /**
+   * Get the set of [HttpRequestEvents] that this request can respond to.
+   * Usually used when adding an EventListener, such as in
+   * `document.window.on.keyDown.add((e) => print('keydown happened'))`.
+   */
   /// @domName EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent; @docsEditable true
   HttpRequestEvents get on =>
     new HttpRequestEvents(this);
 
   static const int DONE = 4;
 
   static const int HEADERS_RECEIVED = 2;
 
   static const int LOADING = 3;
 
   static const int OPENED = 1;
 
   static const int UNSENT = 0;
 
+  /**
+   * Indicator of the current state of the request:
+   *
+   * <table>
+   *   <tr>
+   *     <td>Value</td>
+   *     <td>State</td>
+   *     <td>Meaning</td>
+   *   </tr>
+   *   <tr>
+   *     <td>0</td>
+   *     <td>unsent</td>
+   *     <td><code>open()</code> has not yet been called</td>
+   *   </tr>
+   *   <tr>
+   *     <td>1</td>
+   *     <td>opened</td>
+   *     <td><code>send()</code> has not yet been called</td>
+   *   </tr>
+   *   <tr>
+   *     <td>2</td>
+   *     <td>headers received</td>
+   *     <td><code>sent()</code> has been called; response headers and <code>status</code> are available</td>
+   *   </tr>
+   *   <tr>
+   *     <td>3</td> <td>loading</td> <td><code>responseText</code> holds some data</td>
+   *   </tr>
+   *   <tr>
+   *     <td>4</td> <td>done</td> <td>request is complete</td>
+   *   </tr>
+   * </table>
+   */
   /// @domName XMLHttpRequest.readyState; @docsEditable true
   final int readyState;
 
+  /**
+   * The data received as a reponse from the request.
+   *
+   * The data could be in the
+   * form of a [String], [ArrayBuffer], [Document], [Blob], or json (also a 
+   * [String]). `null` indicates request failure.
+   */
   /// @domName XMLHttpRequest.response; @docsEditable true
   @Creates('ArrayBuffer|Blob|Document|=Object|=List|String|num')
   final Object response;
 
+  /**
+   * The response in string form or null on failure.
+   */
   /// @domName XMLHttpRequest.responseText; @docsEditable true
   final String responseText;
 
+  /**
+   * [String] telling the server the desired response format. 
+   *
+   * Default is `String`.
+   * Other options are one of 'arraybuffer', 'blob', 'document', 'json',
+   * 'text'. Some newer browsers will throw NS_ERROR_DOM_INVALID_ACCESS_ERR if
+   * `responseType` is set while performing a synchronous request.
+   *
+   * See also: [MDN responseType](https://developer.mozilla.org/en-US/docs/DOM/XMLHttpRequest#responseType)
+   */
   /// @domName XMLHttpRequest.responseType; @docsEditable true
   String responseType;
 
+  /**
+   * The request response, or null on failure.
+   * 
+   * The response is processed as
+   * `text/xml` stream, unless responseType = 'document' and the request is
+   * synchronous.
+   */
   /// @domName XMLHttpRequest.responseXML; @docsEditable true
   @JSName('responseXML')
   final Document responseXml;
 
+  /**
+   * The http result code from the request (200, 404, etc).
+   * See also: [Http Status Codes](http://en.wikipedia.org/wiki/List_of_HTTP_status_codes)
+   */
   /// @domName XMLHttpRequest.status; @docsEditable true
   final int status;
 
+  /**
+   * The request response string (such as "200 OK").
+   * See also: [Http Status Codes](http://en.wikipedia.org/wiki/List_of_HTTP_status_codes)
+   */
   /// @domName XMLHttpRequest.statusText; @docsEditable true
   final String statusText;
 
+  /**
+   * [EventTarget] that can hold listeners to track the progress of the request.
+   * The events fired will be members of [HttpRequestUploadEvents].
+   */
   /// @domName XMLHttpRequest.upload; @docsEditable true
   final HttpRequestUpload upload;
 
+  /**
+   * True if cross-site requests should use credentials such as cookies
+   * or authorization headers; false otherwise. 
+   *
+   * This value is ignored for same-site requests.
+   */
   /// @domName XMLHttpRequest.withCredentials; @docsEditable true
   bool withCredentials;
 
+  /**
+   * Stop the current request.
+   *
+   * The request can only be stopped if readyState is `HEADERS_RECIEVED` or 
+   * `LOADING`. If this method is not in the process of being sent, the method
+   * has no effect.
+   */
   /// @domName XMLHttpRequest.abort; @docsEditable true
   void abort() native;
 
   /// @domName XMLHttpRequest.addEventListener; @docsEditable true
   @JSName('addEventListener')
   void $dom_addEventListener(String type, EventListener listener, [bool useCapture]) native;
 
   /// @domName XMLHttpRequest.dispatchEvent; @docsEditable true
   @JSName('dispatchEvent')
   bool $dom_dispatchEvent(Event evt) native;
 
+  /**
+   * Retrieve all the response headers from a request.
+   * 
+   * `null` if no headers have been received. For multipart requests,
+   * `getAllResponseHeaders` will return the response headers for the current
+   * part of the request.
+   * 
+   * See also [HTTP response headers](http://en.wikipedia.org/wiki/List_of_HTTP_header_fields#Responses)
+   * for a list of common response headers.
+   */
   /// @domName XMLHttpRequest.getAllResponseHeaders; @docsEditable true
   String getAllResponseHeaders() native;
 
+  /**
+   * Return the response header named `header`, or `null` if not found.
+   * 
+   * See also [HTTP response headers](http://en.wikipedia.org/wiki/List_of_HTTP_header_fields#Responses)
+   * for a list of common response headers.
+   */
   /// @domName XMLHttpRequest.getResponseHeader; @docsEditable true
   String getResponseHeader(String header) native;
 
+  /**
+   * Specify the desired `url`, and `method` to use in making the request.
+   * 
+   * By default the request is done asyncronously, with no user or password
+   * authentication information. If `async` is false, the request will be send
+   * synchronously.
+   * 
+   * Calling `open` again on a currently active request is equivalent to
+   * calling `abort`.
+   */
   /// @domName XMLHttpRequest.open; @docsEditable true
   void open(String method, String url, [bool async, String user, String password]) native;
 
+  /**
+   * Specify a particular MIME type (such as `text/xml`) desired for the
+   * response.
+   * 
+   * This value must be set before the request has been sent. See also the list
+   * of [common MIME types](http://en.wikipedia.org/wiki/Internet_media_type#List_of_common_media_types)
+   */
   /// @domName XMLHttpRequest.overrideMimeType; @docsEditable true
   void overrideMimeType(String override) native;
 
   /// @domName XMLHttpRequest.removeEventListener; @docsEditable true
   @JSName('removeEventListener')
   void $dom_removeEventListener(String type, EventListener listener, [bool useCapture]) native;
 
+  /**
+   * Send the request with any given `data`.
+   *
+   * See also: 
+   * [send() docs](https://developer.mozilla.org/en-US/docs/DOM/XMLHttpRequest#send())
+   * from MDN.
+   */
   /// @domName XMLHttpRequest.send; @docsEditable true
   void send([data]) native;
 
+  /** Sets HTTP `header` to `value`. */
   /// @domName XMLHttpRequest.setRequestHeader; @docsEditable true
   void setRequestHeader(String header, String value) native;
 
 }
 
+/**
+ * A class that supports listening for and dispatching events that can fire when
+ * making an HTTP request. 
+ *  
+ * Here's an example of adding an event handler that executes once an HTTP
+ * request has fully loaded:
+ * 
+ *     httpRequest.on.loadEnd.add((e) => myCustomLoadEndHandler(e));
+ *
+ * Each property of this class is a read-only pointer to an [EventListenerList].
+ * That list holds all of the [EventListener]s that have registered for that
+ * particular type of event that fires from an HttpRequest.
+ */
 /// @docsEditable true
 class HttpRequestEvents extends Events {
   /// @docsEditable true
   HttpRequestEvents(EventTarget _ptr) : super(_ptr);
 
+  /**
+   * Event listeners to be notified when request has been aborted,
+   * generally due to calling `httpRequest.abort()`.
+   */
   /// @docsEditable true
   EventListenerList get abort => this['abort'];
 
+  /**
+   * Event listeners to be notified when a request has failed, such as when a
+   * cross-domain error occurred or the file wasn't found on the server.
+   */
   /// @docsEditable true
   EventListenerList get error => this['error'];
 
+  /**
+   * Event listeners to be notified once the request has completed
+   * *successfully*.
+   */
   /// @docsEditable true
   EventListenerList get load => this['load'];
 
+  /**
+   * Event listeners to be notified once the request has completed (on
+   * either success or failure).
+   */
   /// @docsEditable true
   EventListenerList get loadEnd => this['loadend'];
 
+  /**
+   * Event listeners to be notified when the request starts, once
+   * `httpRequest.send()` has been called.
+   */
   /// @docsEditable true
   EventListenerList get loadStart => this['loadstart'];
 
+  /**
+   * Event listeners to be notified when data for the request 
+   * is being sent or loaded.
+   *
+   * Progress events are fired every 50ms or for every byte transmitted,
+   * whichever is less frequent.
+   */
   /// @docsEditable true
   EventListenerList get progress => this['progress'];
 
+  /**
+   * Event listeners to be notified every time the [HttpRequest]
+   * object's `readyState` changes values.
+   */
   /// @docsEditable true
   EventListenerList get readyStateChange => this['readystatechange'];
 }
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 
 /// @domName XMLHttpRequestException; @docsEditable true
 class HttpRequestException native "*XMLHttpRequestException" {
@@ skipping 1058 matching lines @@
   int get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   int get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  int get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  int min([int compare(int a, int b)]) => _Collections.minInList(this, compare);
+
+  int max([int compare(int a, int b)]) => _Collections.maxInList(this, compare);
+
   int removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   int removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<int> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 141 matching lines @@
   int get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   int get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  int get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  int min([int compare(int a, int b)]) => _Collections.minInList(this, compare);
+
+  int max([int compare(int a, int b)]) => _Collections.maxInList(this, compare);
+
   int removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   int removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<int> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 141 matching lines @@
   int get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   int get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  int get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  int min([int compare(int a, int b)]) => _Collections.minInList(this, compare);
+
+  int max([int compare(int a, int b)]) => _Collections.maxInList(this, compare);
+
   int removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   int removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<int> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 1761 matching lines @@
   final int totalJSHeapSize;
 
   /// @domName MemoryInfo.usedJSHeapSize; @docsEditable true
   final int usedJSHeapSize;
 }
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 
+/**
+ * An HTML <menu> element.
+ *
+ * A <menu> element represents an unordered list of menu commands.
+ *
+ * See also:
+ *
+ *  * [Menu Element](https://developer.mozilla.org/en-US/docs/HTML/Element/menu) from MDN.
+ *  * [Menu Element](http://www.w3.org/TR/html5/the-menu-element.html#the-menu-element) from the W3C.
+ */
 /// @domName HTMLMenuElement; @docsEditable true
 class MenuElement extends Element native "*HTMLMenuElement" {
 
   ///@docsEditable true
   factory MenuElement() => document.$dom_createElement("menu");
 }
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
@@ skipping 579 matching lines @@
   Node get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   Node get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  Node get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  Node min([int compare(Node a, Node b)]) => _Collections.minInList(this, compare);
+
+  Node max([int compare(Node a, Node b)]) => _Collections.maxInList(this, compare);
+
   Node removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   Node removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<Node> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 165 matching lines @@
   Node get first {
     Node result = JS('Node', '#.firstChild', _this);
     if (result == null) throw new StateError("No elements");
     return result;
   }
   Node get last {
     Node result = JS('Node', '#.lastChild', _this);
     if (result == null) throw new StateError("No elements");
     return result;
   }
+  Node get single {
+    int l = this.length;
+    if (l == 0) throw new StateError("No elements");
+    if (l > 1) throw new StateError("More than one element");
+    return JS('Node', '#.firstChild', _this);
+  }
+
+  Node min([int compare(Node a, Node b)]) {
+    return _Collections.minInList(this, compare);
+  }
+
+  Node max([int compare(Node a, Node b)]) {
+    return _Collections.maxInList(this, compare);
+  }
 
   void add(Node value) {
     _this.$dom_appendChild(value);
   }
 
   void addLast(Node value) {
     _this.$dom_appendChild(value);
   }
 
 
@@ skipping 493 matching lines @@
   Node get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   Node get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  Node get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  Node min([int compare(Node a, Node b)]) => _Collections.minInList(this, compare);
+
+  Node max([int compare(Node a, Node b)]) => _Collections.maxInList(this, compare);
+
   Node removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   Node removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<Node> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 1984 matching lines @@
   SourceBuffer get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   SourceBuffer get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  SourceBuffer get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  SourceBuffer min([int compare(SourceBuffer a, SourceBuffer b)]) => _Collections.minInList(this, compare);
+
+  SourceBuffer max([int compare(SourceBuffer a, SourceBuffer b)]) => _Collections.maxInList(this, compare);
+
   SourceBuffer removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   SourceBuffer removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<SourceBuffer> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 192 matching lines @@
   SpeechGrammar get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   SpeechGrammar get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  SpeechGrammar get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  SpeechGrammar min([int compare(SpeechGrammar a, SpeechGrammar b)]) => _Collections.minInList(this, compare);
+
+  SpeechGrammar max([int compare(SpeechGrammar a, SpeechGrammar b)]) => _Collections.maxInList(this, compare);
+
   SpeechGrammar removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   SpeechGrammar removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<SpeechGrammar> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 413 matching lines @@
   Map get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   Map get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  Map get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  Map min([int compare(Map a, Map b)]) => _Collections.minInList(this, compare);
+
+  Map max([int compare(Map a, Map b)]) => _Collections.maxInList(this, compare);
+
   Map removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   Map removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<Map> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 918 matching lines @@
   TextTrackCue get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   TextTrackCue get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  TextTrackCue get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  TextTrackCue min([int compare(TextTrackCue a, TextTrackCue b)]) => _Collections.minInList(this, compare);
+
+  TextTrackCue max([int compare(TextTrackCue a, TextTrackCue b)]) => _Collections.maxInList(this, compare);
+
   TextTrackCue removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   TextTrackCue removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<TextTrackCue> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 136 matching lines @@
   TextTrack get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   TextTrack get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  TextTrack get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  TextTrack min([int compare(TextTrack a, TextTrack b)]) => _Collections.minInList(this, compare);
+
+  TextTrack max([int compare(TextTrack a, TextTrack b)]) => _Collections.maxInList(this, compare);
+
   TextTrack removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   TextTrack removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<TextTrack> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 265 matching lines @@
   Touch get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   Touch get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  Touch get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  Touch min([int compare(Touch a, Touch b)]) => _Collections.minInList(this, compare);
+
+  Touch max([int compare(Touch a, Touch b)]) => _Collections.maxInList(this, compare);
+
   Touch removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   Touch removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<Touch> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 323 matching lines @@
   int get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   int get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  int get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  int min([int compare(int a, int b)]) => _Collections.minInList(this, compare);
+
+  int max([int compare(int a, int b)]) => _Collections.maxInList(this, compare);
+
   int removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   int removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<int> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 141 matching lines @@
   int get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   int get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  int get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  int min([int compare(int a, int b)]) => _Collections.minInList(this, compare);
+
+  int max([int compare(int a, int b)]) => _Collections.maxInList(this, compare);
+
   int removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   int removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<int> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 141 matching lines @@
   int get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   int get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  int get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  int min([int compare(int a, int b)]) => _Collections.minInList(this, compare);
+
+  int max([int compare(int a, int b)]) => _Collections.maxInList(this, compare);
+
   int removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   int removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<int> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 2234 matching lines @@
   ClientRect get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   ClientRect get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  ClientRect get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  ClientRect min([int compare(ClientRect a, ClientRect b)]) => _Collections.minInList(this, compare);
+
+  ClientRect max([int compare(ClientRect a, ClientRect b)]) => _Collections.maxInList(this, compare);
+
   ClientRect removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   ClientRect removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<ClientRect> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 138 matching lines @@
   CssRule get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   CssRule get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  CssRule get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  CssRule min([int compare(CssRule a, CssRule b)]) => _Collections.minInList(this, compare);
+
+  CssRule max([int compare(CssRule a, CssRule b)]) => _Collections.maxInList(this, compare);
+
   CssRule removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   CssRule removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<CssRule> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 129 matching lines @@
   CssValue get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   CssValue get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  CssValue get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  CssValue min([int compare(CssValue a, CssValue b)]) => _Collections.minInList(this, compare);
+
+  CssValue max([int compare(CssValue a, CssValue b)]) => _Collections.maxInList(this, compare);
+
   CssValue removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   CssValue removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<CssValue> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 155 matching lines @@
   Entry get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   Entry get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  Entry get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  Entry min([int compare(Entry a, Entry b)]) => _Collections.minInList(this, compare);
+
+  Entry max([int compare(Entry a, Entry b)]) => _Collections.maxInList(this, compare);
+
   Entry removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   Entry removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<Entry> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 129 matching lines @@
   EntrySync get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   EntrySync get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  EntrySync get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  EntrySync min([int compare(EntrySync a, EntrySync b)]) => _Collections.minInList(this, compare);
+
+  EntrySync max([int compare(EntrySync a, EntrySync b)]) => _Collections.maxInList(this, compare);
+
   EntrySync removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   EntrySync removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<EntrySync> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 167 matching lines @@
   Gamepad get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   Gamepad get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  Gamepad get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  Gamepad min([int compare(Gamepad a, Gamepad b)]) => _Collections.minInList(this, compare);
+
+  Gamepad max([int compare(Gamepad a, Gamepad b)]) => _Collections.maxInList(this, compare);
+
   Gamepad removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   Gamepad removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<Gamepad> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 182 matching lines @@
   MediaStream get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   MediaStream get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  MediaStream get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  MediaStream min([int compare(MediaStream a, MediaStream b)]) => _Collections.minInList(this, compare);
+
+  MediaStream max([int compare(MediaStream a, MediaStream b)]) => _Collections.maxInList(this, compare);
+
   MediaStream removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   MediaStream removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<MediaStream> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 282 matching lines @@
   SpeechInputResult get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   SpeechInputResult get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  SpeechInputResult get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  SpeechInputResult min([int compare(SpeechInputResult a, SpeechInputResult b)]) => _Collections.minInList(this, compare);
+
+  SpeechInputResult max([int compare(SpeechInputResult a, SpeechInputResult b)]) => _Collections.maxInList(this, compare);
+
   SpeechInputResult removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   SpeechInputResult removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<SpeechInputResult> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 138 matching lines @@
   SpeechRecognitionResult get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   SpeechRecognitionResult get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  SpeechRecognitionResult get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  SpeechRecognitionResult min([int compare(SpeechRecognitionResult a, SpeechRecognitionResult b)]) => _Collections.minInList(this, compare);
+
+  SpeechRecognitionResult max([int compare(SpeechRecognitionResult a, SpeechRecognitionResult b)]) => _Collections.maxInList(this, compare);
+
   SpeechRecognitionResult removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   SpeechRecognitionResult removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<SpeechRecognitionResult> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 129 matching lines @@
   StyleSheet get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   StyleSheet get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  StyleSheet get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  StyleSheet min([int compare(StyleSheet a, StyleSheet b)]) => _Collections.minInList(this, compare);
+
+  StyleSheet max([int compare(StyleSheet a, StyleSheet b)]) => _Collections.maxInList(this, compare);
+
   StyleSheet removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   StyleSheet removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<StyleSheet> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 153 matching lines @@
   Animation get first {
     if (this.length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   Animation get last {
     if (this.length > 0) return this[this.length - 1];
     throw new StateError("No elements");
   }
 
+  Animation get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  Animation min([int compare(Animation a, Animation b)]) => _Collections.minInList(this, compare);
+
+  Animation max([int compare(Animation a, Animation b)]) => _Collections.maxInList(this, compare);
+
   Animation removeAt(int pos) {
     throw new UnsupportedError("Cannot removeAt on immutable List.");
   }
 
   Animation removeLast() {
     throw new UnsupportedError("Cannot removeLast on immutable List.");
   }
 
   void setRange(int start, int rangeLength, List<Animation> from, [int startFrom]) {
     throw new UnsupportedError("Cannot setRange on immutable List.");
@@ skipping 3124 matching lines @@
       _position = nextPosition;
       return true;
     }
     _current = null;
     _position = _array.length;
     return false;
   }
 
   T get current => _current;
 }