Revert "Add List.first."

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 8e88ebff0dcc1e265e0c4f299359bfa8bdb76e74..b861dc410c589aa6304839e36f9e136a1d10d9d0 100644
--- a/sdk/lib/html/dartium/html_dartium.dart
+++ b/sdk/lib/html/dartium/html_dartium.dart
@@ -7374,8 +7374,6 @@ class DOMMimeTypeArray extends NativeFieldWrapperClass1 implements List<DOMMimeT
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  DOMMimeType get first => this[0];
-
   DOMMimeType get last => this[length - 1];
 
   DOMMimeType removeLast() {
@@ -7537,8 +7535,6 @@ class DOMPluginArray extends NativeFieldWrapperClass1 implements List<DOMPlugin>
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  DOMPlugin get first => this[0];
-
   DOMPlugin get last => this[length - 1];
 
   DOMPlugin removeLast() {
@@ -9259,11 +9255,6 @@ class _ChildrenElementList implements List {
     return result;
   }
 
-  Element get first {
-    return _element.$dom_firstElementChild;
-  }
-
-
   Element get last {
     return _element.$dom_lastElementChild;
   }
@@ -9278,6 +9269,10 @@ class _FrozenElementList implements List {
 
   _FrozenElementList._wrap(this._nodeList);
 
+  Element get first {
+    return _nodeList[0];
+  }
+
   bool contains(Element element) {
     for (Element el in this) {
       if (el == element) return true;
@@ -9386,8 +9381,6 @@ class _FrozenElementList implements List {
     throw new UnsupportedError('');
   }
 
-  Element get first => _nodeList.first;
-
   Element get last => _nodeList.last;
 }
 
@@ -11354,8 +11347,6 @@ class Float32Array extends ArrayBufferView implements List<num> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  num get first => this[0];
-
   num get last => this[length - 1];
 
   num removeLast() {
@@ -11487,8 +11478,6 @@ class Float64Array extends ArrayBufferView implements List<num> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  num get first => this[0];
-
   num get last => this[length - 1];
 
   num removeLast() {
@@ -12066,8 +12055,6 @@ class HTMLAllCollection extends NativeFieldWrapperClass1 implements List<Node> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  Node get first => this[0];
-
   Node get last => this[length - 1];
 
   Node removeLast() {
@@ -12179,8 +12166,6 @@ class HTMLCollection extends NativeFieldWrapperClass1 implements List<Node> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  Node get first => this[0];
-
   Node get last => this[length - 1];
 
   Node removeLast() {
@@ -14510,8 +14495,6 @@ class Int16Array extends ArrayBufferView implements List<int> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  int get first => this[0];
-
   int get last => this[length - 1];
 
   int removeLast() {
@@ -14643,8 +14626,6 @@ class Int32Array extends ArrayBufferView implements List<int> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  int get first => this[0];
-
   int get last => this[length - 1];
 
   int removeLast() {
@@ -14776,8 +14757,6 @@ class Int8Array extends ArrayBufferView implements List<int> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  int get first => this[0];
-
   int get last => this[length - 1];
 
   int removeLast() {
@@ -17669,8 +17648,6 @@ class NamedNodeMap extends NativeFieldWrapperClass1 implements List<Node> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  Node get first => this[0];
-
   Node get last => this[length - 1];
 
   Node removeLast() {
@@ -18271,8 +18248,6 @@ class _ListWrapper<E> implements List<E> {
 
   E removeLast() => _list.removeLast();
 
-  E get first => _list.first;
-
   E get last => _list.last;
 
   List<E> getRange(int start, int rangeLength) =>
@@ -18286,6 +18261,8 @@ class _ListWrapper<E> implements List<E> {
 
   void insertRange(int start, int rangeLength, [E initialValue = null]) =>
     _list.insertRange(start, rangeLength, initialValue);
+
+  E get first => _list[0];
 }
 
 /**
@@ -20686,8 +20663,6 @@ class SQLResultSetRowList extends NativeFieldWrapperClass1 implements List<Map>
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  Map get first => this[0];
-
   Map get last => this[length - 1];
 
   Map removeLast() {
@@ -21406,8 +21381,6 @@ class SourceBufferList extends EventTarget implements List<SourceBuffer> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  SourceBuffer get first => this[0];
-
   SourceBuffer get last => this[length - 1];
 
   SourceBuffer removeLast() {
@@ -21607,8 +21580,6 @@ class SpeechGrammarList extends NativeFieldWrapperClass1 implements List<SpeechG
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  SpeechGrammar get first => this[0];
-
   SpeechGrammar get last => this[length - 1];
 
   SpeechGrammar removeLast() {
@@ -23270,8 +23241,6 @@ class TextTrackCueList extends NativeFieldWrapperClass1 implements List<TextTrac
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  TextTrackCue get first => this[0];
-
   TextTrackCue get last => this[length - 1];
 
   TextTrackCue removeLast() {
@@ -23385,8 +23354,6 @@ class TextTrackList extends EventTarget implements List<TextTrack> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  TextTrack get first => this[0];
-
   TextTrack get last => this[length - 1];
 
   TextTrack removeLast() {
@@ -23658,8 +23625,6 @@ class TouchList extends NativeFieldWrapperClass1 implements List<Touch> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  Touch get first => this[0];
-
   Touch get last => this[length - 1];
 
   Touch removeLast() {
@@ -24028,8 +23993,6 @@ class Uint16Array extends ArrayBufferView implements List<int> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  int get first => this[0];
-
   int get last => this[length - 1];
 
   int removeLast() {
@@ -24161,8 +24124,6 @@ class Uint32Array extends ArrayBufferView implements List<int> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  int get first => this[0];
-
   int get last => this[length - 1];
 
   int removeLast() {
@@ -24294,8 +24255,6 @@ class Uint8Array extends ArrayBufferView implements List<int> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  int get first => this[0];
-
   int get last => this[length - 1];
 
   int removeLast() {
@@ -26980,8 +26939,6 @@ class _CSSRuleList extends NativeFieldWrapperClass1 implements List<CSSRule> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  CSSRule get first => this[0];
-
   CSSRule get last => this[length - 1];
 
   CSSRule removeLast() {
@@ -27085,8 +27042,6 @@ class _CSSValueList extends CSSValue implements List<CSSValue> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  CSSValue get first => this[0];
-
   CSSValue get last => this[length - 1];
 
   CSSValue removeLast() {
@@ -27190,8 +27145,6 @@ class _ClientRectList extends NativeFieldWrapperClass1 implements List<ClientRec
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  ClientRect get first => this[0];
-
   ClientRect get last => this[length - 1];
 
   ClientRect removeLast() {
@@ -27303,8 +27256,6 @@ class _DOMStringList extends NativeFieldWrapperClass1 implements List<String> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  String get first => this[0];
-
   String get last => this[length - 1];
 
   String removeLast() {
@@ -27861,8 +27812,6 @@ class _EntryArray extends NativeFieldWrapperClass1 implements List<Entry> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  Entry get first => this[0];
-
   Entry get last => this[length - 1];
 
   Entry removeLast() {
@@ -27966,8 +27915,6 @@ class _EntryArraySync extends NativeFieldWrapperClass1 implements List<EntrySync
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  EntrySync get first => this[0];
-
   EntrySync get last => this[length - 1];
 
   EntrySync removeLast() {
@@ -28079,8 +28026,6 @@ class _FileList extends NativeFieldWrapperClass1 implements List<File> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  File get first => this[0];
-
   File get last => this[length - 1];
 
   File removeLast() {
@@ -28208,8 +28153,6 @@ class _GamepadList extends NativeFieldWrapperClass1 implements List<Gamepad> {
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  Gamepad get first => this[0];
-
   Gamepad get last => this[length - 1];
 
   Gamepad removeLast() {
@@ -28362,8 +28305,6 @@ class _MediaStreamList extends NativeFieldWrapperClass1 implements List<MediaStr
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  MediaStream get first => this[0];
-
   MediaStream get last => this[length - 1];
 
   MediaStream removeLast() {
@@ -28571,8 +28512,6 @@ class _SpeechInputResultList extends NativeFieldWrapperClass1 implements List<Sp
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  SpeechInputResult get first => this[0];
-
   SpeechInputResult get last => this[length - 1];
 
   SpeechInputResult removeLast() {
@@ -28684,8 +28623,6 @@ class _SpeechRecognitionResultList extends NativeFieldWrapperClass1 implements L
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  SpeechRecognitionResult get first => this[0];
-
   SpeechRecognitionResult get last => this[length - 1];
 
   SpeechRecognitionResult removeLast() {
@@ -28789,8 +28726,6 @@ class _StyleSheetList extends NativeFieldWrapperClass1 implements List<StyleShee
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  StyleSheet get first => this[0];
-
   StyleSheet get last => this[length - 1];
 
   StyleSheet removeLast() {
@@ -28902,8 +28837,6 @@ class _WebKitAnimationList extends NativeFieldWrapperClass1 implements List<Anim
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  Animation get first => this[0];
-
   Animation get last => this[length - 1];
 
   Animation removeLast() {
@@ -29242,8 +29175,6 @@ class FilteredElementList implements List {
     return _filtered.lastIndexOf(element, start);
   }
 
-  Element get first => _filtered.first;
-
   Element get last => _filtered.last;
 }
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file