dart/sdk/lib/html/dart2js/html_dart2js.dart

Index: dart/sdk/lib/html/dart2js/html_dart2js.dart
===================================================================
--- dart/sdk/lib/html/dart2js/html_dart2js.dart	(revision 18634)
+++ dart/sdk/lib/html/dart2js/html_dart2js.dart	(working copy)
@@ -7197,9 +7197,6 @@
   Iterable map(f(DomMimeType element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(DomMimeType element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<DomMimeType> where(bool f(DomMimeType element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -7266,7 +7263,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<DomMimeType> get reversed {
+  Iterable<DomMimeType> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -7454,9 +7451,6 @@
   Iterable map(f(DomPlugin element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(DomPlugin element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<DomPlugin> where(bool f(DomPlugin element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -7523,7 +7517,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<DomPlugin> get reversed {
+  Iterable<DomPlugin> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -7818,9 +7812,6 @@
   Iterable map(f(String element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(String element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<String> where(bool f(String element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -7887,7 +7878,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<String> get reversed {
+  Iterable<String> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -8081,10 +8072,6 @@
     return IterableMixinWorkaround.mapList(this, f);
   }
 
-  List mappedBy(f(Element element)) {
-    return IterableMixinWorkaround.mappedByList(this, f);
-  }
-
   Iterable<Element> where(bool f(Element element)) {
     return IterableMixinWorkaround.where(this, f);
   }
@@ -8165,7 +8152,7 @@
     }
   }
 
-  List<Element> get reversed {
+  Iterable<Element> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -8306,10 +8293,6 @@
     return IterableMixinWorkaround.mapList(this, f);
   }
 
-  List mappedBy(f(Element element)) {
-    return IterableMixinWorkaround.mappedByList(this, f);
-  }
-
   Iterable<Element> where(bool f(Element element)) {
     return IterableMixinWorkaround.where(this, f);
   }
@@ -8399,7 +8382,7 @@
     throw new UnsupportedError('');
   }
 
-  List<Element> get reversed {
+  Iterable<Element> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -10660,9 +10643,6 @@
   Iterable map(f(File element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(File element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<File> where(bool f(File element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -10729,7 +10709,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<File> get reversed {
+  Iterable<File> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -11220,9 +11200,6 @@
   Iterable map(f(num element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(num element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<num> where(bool f(num element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -11289,7 +11266,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<num> get reversed {
+  Iterable<num> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -11439,9 +11416,6 @@
   Iterable map(f(num element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(num element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<num> where(bool f(num element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -11508,7 +11482,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<num> get reversed {
+  Iterable<num> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -11967,9 +11941,6 @@
   Iterable map(f(Node element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(Node element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<Node> where(bool f(Node element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -12036,7 +12007,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Node> get reversed {
+  Iterable<Node> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -12177,9 +12148,6 @@
   Iterable map(f(Node element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(Node element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<Node> where(bool f(Node element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -12246,7 +12214,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Node> get reversed {
+  Iterable<Node> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -14199,9 +14167,6 @@
   Iterable map(f(int element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(int element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<int> where(bool f(int element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -14268,7 +14233,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -14418,9 +14383,6 @@
   Iterable map(f(int element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(int element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<int> where(bool f(int element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -14487,7 +14449,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -14637,9 +14599,6 @@
   Iterable map(f(int element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(int element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<int> where(bool f(int element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -14706,7 +14665,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -17143,10 +17102,6 @@
     return IterableMixinWorkaround.mapList(this, f);
   }
 
-  List mappedBy(f(Node element)) {
-    return IterableMixinWorkaround.mappedByList(this, f);
-  }
-
   Iterable<Node> where(bool f(Node element)) {
     return IterableMixinWorkaround.where(this, f);
   }
@@ -17198,7 +17153,7 @@
     return this[index];
   }
 
-  List<Node> get reversed {
+  Iterable<Node> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -17538,9 +17493,6 @@
   Iterable map(f(Node element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(Node element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<Node> where(bool f(Node element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -17607,7 +17559,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Node> get reversed {
+  Iterable<Node> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -19643,16 +19595,14 @@
   // does not operate as a List.
   List<OptionElement> get options {
     var options = this.children.where((e) => e is OptionElement).toList();
-    // TODO(floitsch): find better way to create a read-only list view.
-    return options.take(options.length);
+    return new UnmodifiableListView<OptionElement>(options);
   }
 
   List<OptionElement> get selectedOptions {
     // IE does not change the selected flag for single-selection items.
     if (this.multiple) {
       var options = this.options.where((o) => o.selected).toList();
-      // TODO(floitsch): find better way to create a read-only list view.
-      return options.take(options.length);
+      return new UnmodifiableListView<OptionElement>(options);
     } else {
       return [this.options[this.selectedIndex]];
     }
@@ -19858,9 +19808,6 @@
   Iterable map(f(SourceBuffer element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(SourceBuffer element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<SourceBuffer> where(bool f(SourceBuffer element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -19927,7 +19874,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<SourceBuffer> get reversed {
+  Iterable<SourceBuffer> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -20141,9 +20088,6 @@
   Iterable map(f(SpeechGrammar element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(SpeechGrammar element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<SpeechGrammar> where(bool f(SpeechGrammar element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -20210,7 +20154,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<SpeechGrammar> get reversed {
+  Iterable<SpeechGrammar> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -20712,9 +20656,6 @@
   Iterable map(f(Map element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(Map element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<Map> where(bool f(Map element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -20781,7 +20722,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Map> get reversed {
+  Iterable<Map> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -21798,9 +21739,6 @@
   Iterable map(f(TextTrackCue element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(TextTrackCue element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<TextTrackCue> where(bool f(TextTrackCue element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -21867,7 +21805,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<TextTrackCue> get reversed {
+  Iterable<TextTrackCue> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -22006,9 +21944,6 @@
   Iterable map(f(TextTrack element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(TextTrack element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<TextTrack> where(bool f(TextTrack element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -22075,7 +22010,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<TextTrack> get reversed {
+  Iterable<TextTrack> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -22421,9 +22356,6 @@
   Iterable map(f(Touch element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(Touch element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<Touch> where(bool f(Touch element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -22490,7 +22422,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Touch> get reversed {
+  Iterable<Touch> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -22870,9 +22802,6 @@
   Iterable map(f(int element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(int element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<int> where(bool f(int element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -22939,7 +22868,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -23089,9 +23018,6 @@
   Iterable map(f(int element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(int element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<int> where(bool f(int element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -23158,7 +23084,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -23308,9 +23234,6 @@
   Iterable map(f(int element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(int element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<int> where(bool f(int element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -23377,7 +23300,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -23524,9 +23447,6 @@
   Iterable map(f(int element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(int element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<int> where(bool f(int element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -23593,7 +23513,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -27243,9 +27163,6 @@
   Iterable map(f(ClientRect element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(ClientRect element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<ClientRect> where(bool f(ClientRect element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -27312,7 +27229,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<ClientRect> get reversed {
+  Iterable<ClientRect> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -27443,9 +27360,6 @@
   Iterable map(f(CssRule element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(CssRule element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<CssRule> where(bool f(CssRule element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -27512,7 +27426,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<CssRule> get reversed {
+  Iterable<CssRule> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -27643,9 +27557,6 @@
   Iterable map(f(CssValue element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(CssValue element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<CssValue> where(bool f(CssValue element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -27712,7 +27623,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<CssValue> get reversed {
+  Iterable<CssValue> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -27843,9 +27754,6 @@
   Iterable map(f(Entry element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(Entry element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<Entry> where(bool f(Entry element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -27912,7 +27820,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Entry> get reversed {
+  Iterable<Entry> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -28043,9 +27951,6 @@
   Iterable map(f(EntrySync element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(EntrySync element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<EntrySync> where(bool f(EntrySync element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -28112,7 +28017,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<EntrySync> get reversed {
+  Iterable<EntrySync> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -28243,9 +28148,6 @@
   Iterable map(f(Gamepad element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(Gamepad element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<Gamepad> where(bool f(Gamepad element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -28312,7 +28214,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Gamepad> get reversed {
+  Iterable<Gamepad> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -28506,9 +28408,6 @@
   Iterable map(f(MediaStream element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(MediaStream element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<MediaStream> where(bool f(MediaStream element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -28575,7 +28474,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<MediaStream> get reversed {
+  Iterable<MediaStream> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -28706,9 +28605,6 @@
   Iterable map(f(Node element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(Node element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<Node> where(bool f(Node element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -28775,7 +28671,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Node> get reversed {
+  Iterable<Node> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -28930,9 +28826,6 @@
   Iterable map(f(SpeechInputResult element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(SpeechInputResult element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<SpeechInputResult> where(bool f(SpeechInputResult element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -28999,7 +28892,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<SpeechInputResult> get reversed {
+  Iterable<SpeechInputResult> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -29130,9 +29023,6 @@
   Iterable map(f(SpeechRecognitionResult element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(SpeechRecognitionResult element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<SpeechRecognitionResult> where(bool f(SpeechRecognitionResult element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -29199,7 +29089,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<SpeechRecognitionResult> get reversed {
+  Iterable<SpeechRecognitionResult> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -29330,9 +29220,6 @@
   Iterable map(f(StyleSheet element)) =>
       IterableMixinWorkaround.mapList(this, f);
 
-  List mappedBy(f(StyleSheet element)) =>
-      IterableMixinWorkaround.mappedByList(this, f);
-
   Iterable<StyleSheet> where(bool f(StyleSheet element)) =>
       IterableMixinWorkaround.where(this, f);
 
@@ -29399,7 +29286,7 @@
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<StyleSheet> get reversed {
+  Iterable<StyleSheet> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -29905,8 +29792,6 @@
 
   Iterable map(f(String element)) => readClasses().map(f);
 
-  Iterable mappedBy(f(String element)) => readClasses().mappedBy(f);
-
   Iterable<String> where(bool f(String element)) => readClasses().where(f);
 
   Iterable expand(Iterable f(String element)) => readClasses.expand(f);