bindings: Adds virtual ScriptWrappable::wrap method.

Source/core/streams/ReadableStream.h

 // 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.
 
 #ifndef ReadableStream_h
 #define ReadableStream_h
 
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseProperty.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/ScriptValue.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "bindings/core/v8/V8Binding.h"
 #include "core/dom/ContextLifecycleObserver.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefPtr.h"
 
 namespace blink {
 
 class DOMException;
 class ExceptionState;
 class UnderlyingSource;
 
 class ReadableStream : public GarbageCollectedFinalized<ReadableStream>, public ScriptWrappable {
+    DEFINE_WRAPPERTYPEINFO();
 public:
     enum State {
         Readable,
         Waiting,
         Closed,
         Errored,
     };
 
     // FIXME: Define Strategy here.
     // FIXME: Add |strategy| constructor parameter.
@@ skipping 44 matching lines @@
     State m_state;
 
     Member<WaitPromise> m_wait;
     Member<ClosedPromise> m_closed;
     RefPtrWillBeMember<DOMException> m_exception;
 };
 
 } // namespace blink
 
 #endif // ReadableStream_h
-