Roll WebKit IDL to multivm@858

third_party/WebCore/Modules/mediasource/MediaSource.idl

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 25 matching lines @@
         EventTarget,
         Constructor,
         CallWith=ScriptExecutionContext
     ] MediaSource {
         // All the source buffers created by this object.
         readonly attribute SourceBufferList sourceBuffers;
 
         // Subset of sourceBuffers that provide data for the selected/enabled tracks.
         readonly attribute SourceBufferList activeSourceBuffers;
 
+        attribute double duration setter raises (DOMException);
+
         SourceBuffer addSourceBuffer(in DOMString type) raises (DOMException);
         void removeSourceBuffer(in SourceBuffer buffer) raises (DOMException);
 
         readonly attribute DOMString readyState;
         
         void endOfStream(in [Optional=DefaultIsNullString] DOMString error)
             raises (DOMException);
         
         // EventTarget interface
         void addEventListener(in DOMString type,
                               in EventListener listener,
                               in [Optional] boolean useCapture);
         void removeEventListener(in DOMString type,
                                  in EventListener listener,
                                  in [Optional] boolean useCapture);
         boolean dispatchEvent(in Event event)
             raises(EventException);
     };
 
 }