Roll IDL to multivm@477

third_party/WebCore/workers/WorkerContext.idl

 /*
  * Copyright (C) 2008 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 65 matching lines @@
         attribute WorkerLocationConstructor WorkerLocation;
 
 #if ENABLE_CHANNEL_MESSAGING
         attribute [JSCustomGetter] MessageChannelConstructor MessageChannel;
 #endif
         attribute [JSCustomGetter] EventSourceConstructor EventSource;
         attribute [JSCustomGetter] XMLHttpRequestConstructor XMLHttpRequest;
 #endif
 
 #if defined(ENABLE_BLOB) && ENABLE_BLOB
-        attribute WebKitBlobBuilderConstructor WebKitBlobBuilder;
+        attribute [Conditional=LEGACY_WEBKIT_BLOB_BUILDER] WebKitBlobBuilderConstructor WebKitBlobBuilder;
+        attribute BlobConstructor Blob;
         attribute FileReaderConstructor FileReader;
         attribute FileReaderSyncConstructor FileReaderSync;
 #endif
 
         attribute [Conditional=BLOB] DOMURLConstructor webkitURL;
 
         attribute ArrayBufferConstructor ArrayBuffer; // Usable with new operator
         attribute Int8ArrayConstructor Int8Array; // Usable with new operator
         attribute Uint8ArrayConstructor Uint8Array; // Usable with new operator
         attribute Uint8ArrayConstructor Uint8ClampedArray; // Usable with new operator
         attribute Int16ArrayConstructor Int16Array; // Usable with new operator
         attribute Uint16ArrayConstructor Uint16Array; // Usable with new operator
         attribute Int32ArrayConstructor Int32Array; // Usable with new operator
         attribute Uint32ArrayConstructor Uint32Array; // Usable with new operator
         attribute Float32ArrayConstructor Float32Array; // Usable with new operator
         attribute Float64ArrayConstructor Float64Array; // Usable with new operator
         attribute DataViewConstructor DataView; // Usable with new operator
     };
 
 }