Don't generate FooList if it behaves like List<Foo> exactly.

lib/html/idl/dart/dart.idl

 
 // This file introduces / supplements and forces Dart declarations.
 
 module default {
   // TODO(efortuna): Clean up these comments once we have dealt with the extra
   // methods on these list-like classes.
   ClientRectList implements sequence<ClientRect>;
   CSSRuleList implements sequence<CSSRule>;
   CSSValueList implements sequence<CSSValue>;
   DOMMimeTypeArray implements sequence<DOMMimeType>; // has namedItem field.
   // Additional methods: namedItem field and refresh
   DOMPluginArray implements sequence<DOMPlugin>;
   EntryArray implements sequence<Entry>;
   EntryArraySync implements sequence<EntrySync>;
   FileList implements sequence<File>;
   GamepadList implements sequence<Gamepad>;
   HTMLAllCollection implements sequence<Node>; // namedItem and tags
   HTMLCollection implements sequence<Node>; // namedItem
-  MediaList implements sequence<DOMString>;
   MediaStreamList implements sequence<MediaStream>;
   NamedNodeMap implements sequence<Node>;
   NodeList implements sequence<Node>;
   RadioNodeList implements sequence<Node>;
   // Additional methods: animVal and baseVal
   SVGAnimatedLengthList implements sequence<SVGAnimatedLength>;
   // Additional methods: animVal and baseVal
   SVGAnimatedNumberList implements sequence<SVGAnimatedNumber>;
   // Additional methods: animVal and baseVal
   SVGAnimatedTransformList implements sequence<SVGAnimateTransformElement>;
@@ skipping 28 matching lines @@
   // TODO(efortuna): Determine what the correct type of the list items are part
   //of the commented out Lists so we can properly inherit from List.
   //MediaQueryList implements sequence<Object>;
   //SQLResultSetRowList implements sequence<Map>;
   //EventListenerList implements sequence<EventListener>;
   // TODO(efortuna): The following are not yet implemented because they are
   // mutable or have additional/unusual methods that we need to deal with.
   //DataTransferItemList implements sequence<DataTransferItem>; mutable
   //DOMTokenList implements sequence<DOMString>; mutable
   //DOMSettableTokenList implements sequence<DOMString>; mutable
+  //MediaList implements sequence<DOMString>;
   // Additional methods: has event listener and mutable
   //MediaStreamTrackList implements sequence<MediaStreamTrack>;
   //WebKitAnimationList implements sequence<WebKitAnimation>;
 }
 
 module core {
   [Supplemental]
   interface Document {
     [Suppressed] DOMObject getCSSCanvasContext(in DOMString contextId, in DOMString name, in long width, in long height);
     CanvasRenderingContext getCSSCanvasContext(in DOMString contextId, in DOMString name, in long width, in long height);
@@ skipping 309 matching lines @@
     // Suppress the default since it has non-standard return type and add
     // overrides.
     [Suppressed] boolean send(in DOMString data) raises(DOMException);
     [Custom] void send(DOMString data) raises(DOMException);
     [Custom] void send(Blob data) raises(DOMException);
     [Custom] void send(ArrayBuffer data) raises(DOMException);
     [Custom] void send(ArrayBufferView data) raises(DOMException);
   };
 }