Sharing of SharedArrayBuffer via PostMessage transfer

Source/core/dom/DOMDataView.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/dom/DOMDataView.h"
 
 #include "bindings/core/v8/DOMDataStore.h"
 #include "bindings/core/v8/V8ArrayBuffer.h"
 #include "bindings/core/v8/V8DOMWrapper.h"
 
 namespace blink {
 
-PassRefPtr<DOMDataView> DOMDataView::create(PassRefPtr<DOMArrayBuffer> prpBuffer, unsigned byteOffset, unsigned byteLength)
+PassRefPtr<DOMDataView> DOMDataView::create(PassRefPtr<DOMArrayBufferBase> prpBuffer, unsigned byteOffset, unsigned byteLength)
 {
-    RefPtr<DOMArrayBuffer> buffer = prpBuffer;
+    RefPtr<DOMArrayBufferBase> buffer = prpBuffer;
     RefPtr<DataView> dataView = DataView::create(buffer->buffer(), byteOffset, byteLength);
     return adoptRef(new DOMDataView(dataView.release(), buffer.release()));
 }
 
 v8::Local<v8::Object> DOMDataView::wrap(v8::Isolate* isolate, v8::Local<v8::Object> creationContext)
 {
     // It's possible that no one except for the new wrapper owns this object at
     // this moment, so we have to prevent GC to collect this object until the
     // object gets associated with the wrapper.
     RefPtr<DOMDataView> protect(this);
@@ skipping 10 matching lines @@
 
     return associateWithWrapper(isolate, wrapperTypeInfo, wrapper);
 }
 
 v8::Local<v8::Object> DOMDataView::associateWithWrapper(v8::Isolate* isolate, const WrapperTypeInfo* wrapperTypeInfo, v8::Local<v8::Object> wrapper)
 {
     return V8DOMWrapper::associateObjectWithWrapper(isolate, this, wrapperTypeInfo, wrapper);
 }
 
 } // namespace blink