Beginning fix for KeyEvent,KeyboardEvent and UIEvent changes in roll 45

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 84ff41892d75c5cec5d13f6c9afad61038c9395f..19d699640d9844e5dc8ae4aeb5df2e1c2ab4511e 100644
--- a/sdk/lib/html/dartium/html_dartium.dart
+++ b/sdk/lib/html/dartium/html_dartium.dart
@@ -24888,6 +24888,9 @@ class KeyboardEvent extends UIEvent {
   @DomName('KeyboardEvent.charCode')
   int get charCode => _charCode;
 
+  @DomName('KeyboardEvent.which')
+  int get which => _which;
+
   @DomName('KeyboardEvent.KeyboardEvent')
   @DocsEditable()
   factory KeyboardEvent._(String type, [Map eventInitDict]) {
@@ -24934,11 +24937,6 @@ class KeyboardEvent extends UIEvent {
   @DocsEditable()
   bool get altKey => _blink.BlinkKeyboardEvent.instance.altKey_Getter_(unwrap_jso(this));
   
-  @DomName('KeyboardEvent.charCode')
-  @DocsEditable()
-  @Experimental() // untriaged
-  int get _charCode => _blink.BlinkKeyboardEvent.instance.charCode_Getter_(unwrap_jso(this));
-  
   @DomName('KeyboardEvent.code')
   @DocsEditable()
   @Experimental() // untriaged
@@ -24953,11 +24951,6 @@ class KeyboardEvent extends UIEvent {
   @Experimental() // untriaged
   String get key => _blink.BlinkKeyboardEvent.instance.key_Getter_(unwrap_jso(this));
   
-  @DomName('KeyboardEvent.keyCode')
-  @DocsEditable()
-  @Experimental() // untriaged
-  int get _keyCode => _blink.BlinkKeyboardEvent.instance.keyCode_Getter_(unwrap_jso(this));
-  
   @DomName('KeyboardEvent.keyIdentifier')
   @DocsEditable()
   @Experimental() // nonstandard
@@ -24986,11 +24979,6 @@ class KeyboardEvent extends UIEvent {
   @DocsEditable()
   bool get shiftKey => _blink.BlinkKeyboardEvent.instance.shiftKey_Getter_(unwrap_jso(this));
   
-  @DomName('KeyboardEvent.which')
-  @DocsEditable()
-  @Experimental() // untriaged
-  int get which => _blink.BlinkKeyboardEvent.instance.which_Getter_(unwrap_jso(this));
-  
   @DomName('KeyboardEvent.getModifierState')
   @DocsEditable()
   @Experimental() // untriaged
@@ -28641,7 +28629,7 @@ class MouseEvent extends UIEvent {
   @DomName('MouseEvent.which')
   @DocsEditable()
   @Experimental() // untriaged
-  int get which => _blink.BlinkMouseEvent.instance.which_Getter_(unwrap_jso(this));
+  int get _which => _blink.BlinkMouseEvent.instance.which_Getter_(unwrap_jso(this));
   
   @DomName('MouseEvent.initMouseEvent')
   @DocsEditable()
@@ -40263,7 +40251,7 @@ class UIEvent extends Event {
   @DomName('UIEvent.which')
   @DocsEditable()
   @Unstable()
-  int get which => _blink.BlinkUIEvent.instance.which_Getter_(unwrap_jso(this));
+  int get _which => _blink.BlinkUIEvent.instance.which_Getter_(unwrap_jso(this));
   
   @DomName('UIEvent.initUIEvent')
   @DocsEditable()
@@ -50681,22 +50669,22 @@ class KeyEvent extends _WrappedEvent implements KeyboardEvent {
   /** The "fixed" value of whether the alt key is being pressed. */
   bool _shadowAltKey;
 
-  /** Caculated value of what the estimated charCode is for this event. */
+  /** Calculated value of what the estimated charCode is for this event. */
   int _shadowCharCode;
 
-  /** Caculated value of what the estimated keyCode is for this event. */
+  /** Calculated value of what the estimated keyCode is for this event. */
   int _shadowKeyCode;
 
-  /** Caculated value of what the estimated keyCode is for this event. */
+  /** Calculated value of what the estimated keyCode is for this event. */
   int get keyCode => _shadowKeyCode;
 
-  /** Caculated value of what the estimated charCode is for this event. */
+  /** Calculated value of what the estimated charCode is for this event. */
   int get charCode => this.type == 'keypress' ? _shadowCharCode : 0;
 
-  /** Caculated value of whether the alt key is pressed is for this event. */
+  /** Calculated value of whether the alt key is pressed is for this event. */
   bool get altKey => _shadowAltKey;
 
-  /** Caculated value of what the estimated keyCode is for this event. */
+  /** Calculated value of what the estimated keyCode is for this event. */
   int get which => keyCode;
 
   /** Accessor to the underlying keyCode value is the parent event. */
@@ -50777,6 +50765,7 @@ class KeyEvent extends _WrappedEvent implements KeyboardEvent {
 
   int get _charCode => charCode;
   int get _keyCode => keyCode;
+  int get _which => which;
   String get _keyIdentifier {
     throw new UnsupportedError("keyIdentifier is unsupported.");
   }
@@ -50786,10 +50775,6 @@ class KeyEvent extends _WrappedEvent implements KeyboardEvent {
     throw new UnsupportedError(
         "Cannot initialize a KeyboardEvent from a KeyEvent.");
   }
-  int get _layerX => throw new UnsupportedError('Not applicable to KeyEvent');
-  int get _layerY => throw new UnsupportedError('Not applicable to KeyEvent');
-  int get _pageX => throw new UnsupportedError('Not applicable to KeyEvent');
-  int get _pageY => throw new UnsupportedError('Not applicable to KeyEvent');
   @Experimental() // untriaged
   bool getModifierState(String keyArgument) => throw new UnimplementedError();
   @Experimental() // untriaged