Dartium fixes for latest Blink rolls.

tools/dom/idl/dart/dart.idl

 // This file introduces / supplements and forces Dart declarations.
 
 [Supplemental,
  Constructor]
 interface AudioContext {
   // TODO(ager): Auto-generate this custom method when the info about retaining
   // typed arrays is in the IDL.
   [Custom] void decodeAudioData(ArrayBuffer audioData, AudioBufferCallback successCallback, AudioBufferCallback errorCallback);
 };
 
@@ skipping 74 matching lines @@
   [Suppressed] DOMString toDataURL([TreatNullAs=NullString, TreatUndefinedAs=NullString,Default=Undefined] DOMString type);
   [Custom] DOMString toDataURL([TreatNullAs=NullString, TreatUndefinedAs=NullString,Default=Undefined] DOMString type, optional float quality);
 
   [Suppressed] any getContext(DOMString contextId);
   [Custom] CanvasRenderingContext getContext(DOMString contextId, optional Dictionary attrs);
 };
 
 [Supplemental]
 interface HTMLOptionsCollection {
   [Suppressed] void add(optional HTMLOptionElement element, optional long before);
+  [Suppressed] void remove(HTMLOptionElement option); // Non standard.
 };
 
 [Supplemental]
 interface HTMLSelectElement {
   [Suppressed] void add([Default=Undefined] HTMLElement element, [Default=Undefined] HTMLElement before);
   [Suppressed, Custom] void remove();
+  [Suppressed] void remove(long index);
+  [Suppressed] void remove(HTMLOptionElement option); // Non standard.
 };
 
 [Supplemental]
 interface ImageData {
   [Custom] readonly attribute int[] data;
 };
 
 [Supplemental]
 interface HTMLMediaElement {
   // Adding media events.
@@ skipping 14 matching lines @@
   attribute EventListener onseeking;
   attribute EventListener onshow;
   attribute EventListener onstalled;
   attribute EventListener onsuspend;
   attribute EventListener ontimeupdate;
   attribute EventListener onvolumechange;
   attribute EventListener onwaiting;
 };
 
 [Supplemental]
+interface RTCPeerConnection {
+  [Suppressed, RaisesException] void addIceCandidate(RTCIceCandidate candidate);
+};
+
+[Supplemental]
 interface WebGLContextEvent {
   [Suppressed] void initEvent(optional DOMString eventTypeArg,
                               optional boolean canBubbleArg,
                               optional boolean cancelableArg,
                               optional DOMString statusMessageArg);
 };
 
 [Supplemental]
 interface WebGLRenderingContext {
 
@@ skipping 199 matching lines @@
 // TextEncoder/TextDecoder
 [Suppressed]
 interface TextEncoder {};
 
 [Suppressed]
 interface TextDecoder {};
 
 [Supplemental]
 interface Window : EventTarget {};