Revert 124780 - Create a MediaSource object.

Source/WebCore/html/DOMURL.idl

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  * Copyright (C) 2012 Motorola Mobility Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 15 matching lines @@
 
 module html {
     interface [
         Conditional=BLOB,
         Constructor,
         JSGenerateToNativeObject,
         JSGenerateToJSObject,
         JSNoStaticTables,
         InterfaceName=URL
     ] DOMURL {
-#if defined(ENABLE_MEDIA_SOURCE) && ENABLE_MEDIA_SOURCE
-        [CallWith=ScriptExecutionContext,TreatReturnedNullStringAs=Null] static DOMString createObjectURL(in MediaSource? source);
-#endif
 #if defined(ENABLE_MEDIA_STREAM) && ENABLE_MEDIA_STREAM
         [CallWith=ScriptExecutionContext,TreatReturnedNullStringAs=Null] static DOMString createObjectURL(in MediaStream? stream);
 #endif
         [CallWith=ScriptExecutionContext,TreatReturnedNullStringAs=Null] static DOMString createObjectURL(in Blob? blob);
         [CallWith=ScriptExecutionContext] static void revokeObjectURL(in DOMString url);
     };
 }