Move DOMArrayBuffer, DOMArrayBufferViews and DataView to the heap.

third_party/WebKit/Source/core/dom/DOMSharedArrayBuffer.cpp

 // Copyright 2015 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 "core/dom/DOMSharedArrayBuffer.h"
 
 #include "bindings/core/v8/DOMDataStore.h"
 
 namespace blink {
 
 v8::Local<v8::Object> DOMSharedArrayBuffer::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<DOMSharedArrayBuffer> protect(this);
-
     DCHECK(!DOMDataStore::containsWrapper(this, isolate));
 
     const WrapperTypeInfo* wrapperTypeInfo = this->wrapperTypeInfo();
     v8::Local<v8::Object> wrapper = v8::SharedArrayBuffer::New(isolate, data(), byteLength());
 
     return associateWithWrapper(isolate, wrapperTypeInfo, wrapper);
 }
 
 } // namespace blink