sdk/lib/html/dartium/html_dartium.dart

Index: sdk/lib/html/dartium/html_dartium.dart
diff --git a/sdk/lib/html/dartium/html_dartium.dart b/sdk/lib/html/dartium/html_dartium.dart
index 9507d30852ac135a24df60eda2471d0f627c038a..8a3b951ff14e861b77c0bb03d3570c58b1af38e2 100644
--- a/sdk/lib/html/dartium/html_dartium.dart
+++ b/sdk/lib/html/dartium/html_dartium.dart
@@ -7898,9 +7898,6 @@ class DomMimeTypeArray extends NativeFieldWrapperClass1 implements List<DomMimeT
   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);
 
@@ -7967,7 +7964,7 @@ class DomMimeTypeArray extends NativeFieldWrapperClass1 implements List<DomMimeT
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<DomMimeType> get reversed {
+  Iterable<DomMimeType> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -8169,9 +8166,6 @@ class DomPluginArray extends NativeFieldWrapperClass1 implements List<DomPlugin>
   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);
 
@@ -8238,7 +8232,7 @@ class DomPluginArray extends NativeFieldWrapperClass1 implements List<DomPlugin>
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<DomPlugin> get reversed {
+  Iterable<DomPlugin> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -8558,9 +8552,6 @@ class DomStringList extends NativeFieldWrapperClass1 implements List<String> {
   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);
 
@@ -8627,7 +8618,7 @@ class DomStringList extends NativeFieldWrapperClass1 implements List<String> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<String> get reversed {
+  Iterable<String> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -8842,10 +8833,6 @@ class _ChildrenElementList implements List {
     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);
   }
@@ -8926,7 +8913,7 @@ class _ChildrenElementList implements List {
     }
   }
 
-  List<Element> get reversed {
+  Iterable<Element> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -9067,10 +9054,6 @@ class _FrozenElementList implements List {
     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);
   }
@@ -9160,7 +9143,7 @@ class _FrozenElementList implements List {
     throw new UnsupportedError('');
   }
 
-  List<Element> get reversed {
+  Iterable<Element> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -11396,9 +11379,6 @@ class FileList extends NativeFieldWrapperClass1 implements List<File> {
   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);
 
@@ -11465,7 +11445,7 @@ class FileList extends NativeFieldWrapperClass1 implements List<File> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<File> get reversed {
+  Iterable<File> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -12010,9 +11990,6 @@ class Float32Array extends ArrayBufferView implements List<num> {
   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);
 
@@ -12079,7 +12056,7 @@ class Float32Array extends ArrayBufferView implements List<num> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<num> get reversed {
+  Iterable<num> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -12248,9 +12225,6 @@ class Float64Array extends ArrayBufferView implements List<num> {
   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);
 
@@ -12317,7 +12291,7 @@ class Float64Array extends ArrayBufferView implements List<num> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<num> get reversed {
+  Iterable<num> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -12846,9 +12820,6 @@ class HtmlAllCollection extends NativeFieldWrapperClass1 implements List<Node> {
   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);
 
@@ -12915,7 +12886,7 @@ class HtmlAllCollection extends NativeFieldWrapperClass1 implements List<Node> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Node> get reversed {
+  Iterable<Node> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -13058,9 +13029,6 @@ class HtmlCollection extends NativeFieldWrapperClass1 implements List<Node> {
   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);
 
@@ -13127,7 +13095,7 @@ class HtmlCollection extends NativeFieldWrapperClass1 implements List<Node> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Node> get reversed {
+  Iterable<Node> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -15419,9 +15387,6 @@ class Int16Array extends ArrayBufferView implements List<int> {
   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);
 
@@ -15488,7 +15453,7 @@ class Int16Array extends ArrayBufferView implements List<int> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -15657,9 +15622,6 @@ class Int32Array extends ArrayBufferView implements List<int> {
   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);
 
@@ -15726,7 +15688,7 @@ class Int32Array extends ArrayBufferView implements List<int> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -15895,9 +15857,6 @@ class Int8Array extends ArrayBufferView implements List<int> {
   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);
 
@@ -15964,7 +15923,7 @@ class Int8Array extends ArrayBufferView implements List<int> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -18680,10 +18639,6 @@ class _ChildNodeListLazy implements List {
     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);
   }
@@ -18735,7 +18690,7 @@ class _ChildNodeListLazy implements List {
     return this[index];
   }
 
-  List<Node> get reversed {
+  Iterable<Node> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -19072,9 +19027,6 @@ class NodeList extends NativeFieldWrapperClass1 implements List<Node> {
   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);
 
@@ -19141,7 +19093,7 @@ class NodeList extends NativeFieldWrapperClass1 implements List<Node> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Node> get reversed {
+  Iterable<Node> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -21697,9 +21649,6 @@ class SourceBufferList extends EventTarget implements List<SourceBuffer> {
   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);
 
@@ -21766,7 +21715,7 @@ class SourceBufferList extends EventTarget implements List<SourceBuffer> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<SourceBuffer> get reversed {
+  Iterable<SourceBuffer> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -22018,9 +21967,6 @@ class SpeechGrammarList extends NativeFieldWrapperClass1 implements List<SpeechG
   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);
 
@@ -22087,7 +22033,7 @@ class SpeechGrammarList extends NativeFieldWrapperClass1 implements List<SpeechG
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<SpeechGrammar> get reversed {
+  Iterable<SpeechGrammar> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -22676,9 +22622,6 @@ class SqlResultSetRowList extends NativeFieldWrapperClass1 implements List<Map>
   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);
 
@@ -22745,7 +22688,7 @@ class SqlResultSetRowList extends NativeFieldWrapperClass1 implements List<Map>
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Map> get reversed {
+  Iterable<Map> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -23998,9 +23941,6 @@ class TextTrackCueList extends NativeFieldWrapperClass1 implements List<TextTrac
   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);
 
@@ -24067,7 +24007,7 @@ class TextTrackCueList extends NativeFieldWrapperClass1 implements List<TextTrac
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<TextTrackCue> get reversed {
+  Iterable<TextTrackCue> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -24210,9 +24150,6 @@ class TextTrackList extends EventTarget implements List<TextTrack> {
   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);
 
@@ -24279,7 +24216,7 @@ class TextTrackList extends EventTarget implements List<TextTrack> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<TextTrack> get reversed {
+  Iterable<TextTrack> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -24629,9 +24566,6 @@ class TouchList extends NativeFieldWrapperClass1 implements List<Touch> {
   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);
 
@@ -24698,7 +24632,7 @@ class TouchList extends NativeFieldWrapperClass1 implements List<Touch> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Touch> get reversed {
+  Iterable<Touch> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -25123,9 +25057,6 @@ class Uint16Array extends ArrayBufferView implements List<int> {
   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);
 
@@ -25192,7 +25123,7 @@ class Uint16Array extends ArrayBufferView implements List<int> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -25361,9 +25292,6 @@ class Uint32Array extends ArrayBufferView implements List<int> {
   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);
 
@@ -25430,7 +25358,7 @@ class Uint32Array extends ArrayBufferView implements List<int> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -25599,9 +25527,6 @@ class Uint8Array extends ArrayBufferView implements List<int> {
   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);
 
@@ -25668,7 +25593,7 @@ class Uint8Array extends ArrayBufferView implements List<int> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -25835,9 +25760,6 @@ class Uint8ClampedArray extends Uint8Array implements List<int> {
   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);
 
@@ -25904,7 +25826,7 @@ class Uint8ClampedArray extends Uint8Array implements List<int> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<int> get reversed {
+  Iterable<int> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -29513,9 +29435,6 @@ class _ClientRectList extends NativeFieldWrapperClass1 implements List<ClientRec
   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);
 
@@ -29582,7 +29501,7 @@ class _ClientRectList extends NativeFieldWrapperClass1 implements List<ClientRec
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<ClientRect> get reversed {
+  Iterable<ClientRect> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -29717,9 +29636,6 @@ class _CssRuleList extends NativeFieldWrapperClass1 implements List<CssRule> {
   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);
 
@@ -29786,7 +29702,7 @@ class _CssRuleList extends NativeFieldWrapperClass1 implements List<CssRule> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<CssRule> get reversed {
+  Iterable<CssRule> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -29921,9 +29837,6 @@ class _CssValueList extends CssValue implements List<CssValue> {
   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);
 
@@ -29990,7 +29903,7 @@ class _CssValueList extends CssValue implements List<CssValue> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<CssValue> get reversed {
+  Iterable<CssValue> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -30268,9 +30181,6 @@ class _EntryArray extends NativeFieldWrapperClass1 implements List<Entry> {
   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);
 
@@ -30337,7 +30247,7 @@ class _EntryArray extends NativeFieldWrapperClass1 implements List<Entry> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Entry> get reversed {
+  Iterable<Entry> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -30472,9 +30382,6 @@ class _EntryArraySync extends NativeFieldWrapperClass1 implements List<EntrySync
   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);
 
@@ -30541,7 +30448,7 @@ class _EntryArraySync extends NativeFieldWrapperClass1 implements List<EntrySync
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<EntrySync> get reversed {
+  Iterable<EntrySync> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -30676,9 +30583,6 @@ class _GamepadList extends NativeFieldWrapperClass1 implements List<Gamepad> {
   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);
 
@@ -30745,7 +30649,7 @@ class _GamepadList extends NativeFieldWrapperClass1 implements List<Gamepad> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Gamepad> get reversed {
+  Iterable<Gamepad> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -30971,9 +30875,6 @@ class _MediaStreamList extends NativeFieldWrapperClass1 implements List<MediaStr
   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);
 
@@ -31040,7 +30941,7 @@ class _MediaStreamList extends NativeFieldWrapperClass1 implements List<MediaStr
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<MediaStream> get reversed {
+  Iterable<MediaStream> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -31175,9 +31076,6 @@ class _NamedNodeMap extends NativeFieldWrapperClass1 implements List<Node> {
   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);
 
@@ -31244,7 +31142,7 @@ class _NamedNodeMap extends NativeFieldWrapperClass1 implements List<Node> {
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<Node> get reversed {
+  Iterable<Node> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -31403,9 +31301,6 @@ class _SpeechInputResultList extends NativeFieldWrapperClass1 implements List<Sp
   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);
 
@@ -31472,7 +31367,7 @@ class _SpeechInputResultList extends NativeFieldWrapperClass1 implements List<Sp
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<SpeechInputResult> get reversed {
+  Iterable<SpeechInputResult> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -31607,9 +31502,6 @@ class _SpeechRecognitionResultList extends NativeFieldWrapperClass1 implements L
   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);
 
@@ -31676,7 +31568,7 @@ class _SpeechRecognitionResultList extends NativeFieldWrapperClass1 implements L
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<SpeechRecognitionResult> get reversed {
+  Iterable<SpeechRecognitionResult> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -31811,9 +31703,6 @@ class _StyleSheetList extends NativeFieldWrapperClass1 implements List<StyleShee
   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);
 
@@ -31880,7 +31769,7 @@ class _StyleSheetList extends NativeFieldWrapperClass1 implements List<StyleShee
     throw new UnsupportedError("Cannot clear immutable List.");
   }
 
-  List<StyleSheet> get reversed {
+  Iterable<StyleSheet> get reversed {
     return IterableMixinWorkaround.reversedList(this);
   }
 
@@ -32388,8 +32277,6 @@ abstract class CssClassSet implements Set<String> {
 
   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);