Add DOMSharedArrayBuffer type

Source/core/dom/DOMSharedArrayBuffer.cpp

Index: Source/core/dom/DOMSharedArrayBuffer.cpp
diff --git a/Source/core/dom/DOMSharedArrayBuffer.cpp b/Source/core/dom/DOMSharedArrayBuffer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..95c6366ee308ee6ab397110b3866122c16a2783f
--- /dev/null
+++ b/Source/core/dom/DOMSharedArrayBuffer.cpp
@@ -0,0 +1,33 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.

[haraken, 2015/07/01 00:16:08]

2015

[binji, 2015/07/01 16:25:51]

Done.

+// 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/DOMSharedArrayBuffer.h"
+
+#include "bindings/core/v8/DOMDataStore.h"
+#include "bindings/core/v8/V8DOMWrapper.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);
+
+    ASSERT(!DOMDataStore::containsWrapper(this, isolate));
+
+    const WrapperTypeInfo* wrapperTypeInfo = this->wrapperTypeInfo();
+    v8::Local<v8::Object> wrapper = v8::SharedArrayBuffer::New(isolate, data(), byteLength());

[haraken, 2015/07/01 00:16:09]

We added more code here yesterday. See DOMArrayBuffer.cpp on trunk and copy that
code here.

[binji, 2015/07/01 16:25:51]

Done.

+
+    return associateWithWrapper(isolate, wrapperTypeInfo, wrapper);
+}
+
+v8::Local<v8::Object> DOMSharedArrayBuffer::associateWithWrapper(v8::Isolate* isolate, const WrapperTypeInfo* wrapperTypeInfo, v8::Local<v8::Object> wrapper)
+{
+    return V8DOMWrapper::associateObjectWithWrapper(isolate, this, wrapperTypeInfo, wrapper);
+}
+
+} // namespace blink