Remove postMessage, MessageChannel and MessagePort.

sky/engine/core/dom/MessagePort.h

Index: sky/engine/core/dom/MessagePort.h
diff --git a/sky/engine/core/dom/MessagePort.h b/sky/engine/core/dom/MessagePort.h
deleted file mode 100644
index f83a80a590920ae4eb941b186b88b5dfd301a4b1..0000000000000000000000000000000000000000
--- a/sky/engine/core/dom/MessagePort.h
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * 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
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-#ifndef MessagePort_h
-#define MessagePort_h
-
-#include "core/dom/ActiveDOMObject.h"
-#include "core/events/EventListener.h"
-#include "core/events/EventTarget.h"
-#include "public/platform/WebMessagePortChannel.h"
-#include "public/platform/WebMessagePortChannelClient.h"
-#include "wtf/OwnPtr.h"
-#include "wtf/PassOwnPtr.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefCounted.h"
-#include "wtf/RefPtr.h"
-#include "wtf/Vector.h"
-#include "wtf/WeakPtr.h"
-
-namespace blink {
-
-class ExceptionState;
-class MessagePort;
-class ExecutionContext;
-class SerializedScriptValue;
-
-// The overwhelmingly common case is sending a single port, so handle that efficiently with an inline buffer of size 1.
-typedef WillBeHeapVector<RefPtrWillBeMember<MessagePort>, 1> MessagePortArray;
-
-// Not to be confused with WebMessagePortChannelArray; this one uses Vector and OwnPtr instead of WebVector and raw pointers.
-typedef Vector<OwnPtr<WebMessagePortChannel>, 1> MessagePortChannelArray;
-
-class MessagePort FINAL : public RefCountedWillBeGarbageCollectedFinalized<MessagePort>
-    , public ActiveDOMObject
-    , public EventTargetWithInlineData
-    , public WebMessagePortChannelClient {
-    DEFINE_WRAPPERTYPEINFO();
-    REFCOUNTED_EVENT_TARGET(MessagePort);
-    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(MessagePort);
-public:
-    static PassRefPtrWillBeRawPtr<MessagePort> create(ExecutionContext&);
-    virtual ~MessagePort();
-
-    void postMessage(ExecutionContext*, PassRefPtr<SerializedScriptValue> message, const MessagePortArray*, ExceptionState&);
-
-    void start();
-    void close();
-
-    void entangle(PassOwnPtr<WebMessagePortChannel>);
-    PassOwnPtr<WebMessagePortChannel> disentangle();
-
-    static PassOwnPtr<WebMessagePortChannelArray> toWebMessagePortChannelArray(PassOwnPtr<MessagePortChannelArray>);
-    static PassOwnPtrWillBeRawPtr<MessagePortArray> toMessagePortArray(ExecutionContext*, const WebMessagePortChannelArray&);
-
-    // Returns 0 if there is an exception, or if the passed-in array is 0/empty.
-    static PassOwnPtr<MessagePortChannelArray> disentanglePorts(const MessagePortArray*, ExceptionState&);
-
-    // Returns 0 if the passed array is 0/empty.
-    static PassOwnPtrWillBeRawPtr<MessagePortArray> entanglePorts(ExecutionContext&, PassOwnPtr<MessagePortChannelArray>);
-
-    bool started() const { return m_started; }
-
-    virtual const AtomicString& interfaceName() const OVERRIDE;
-    virtual ExecutionContext* executionContext() const OVERRIDE { return ActiveDOMObject::executionContext(); }
-    virtual MessagePort* toMessagePort() OVERRIDE { return this; }
-
-    // ActiveDOMObject implementation.
-    virtual bool hasPendingActivity() const OVERRIDE;
-    virtual void stop() OVERRIDE { close(); }
-
-    void setOnmessage(PassRefPtr<EventListener> listener)
-    {
-        setAttributeEventListener(EventTypeNames::message, listener);
-        start();
-    }
-    EventListener* onmessage() { return getAttributeEventListener(EventTypeNames::message); }
-
-    // A port starts out its life entangled, and remains entangled until it is closed or is cloned.
-    bool isEntangled() const { return !m_closed && !isNeutered(); }
-
-    // A port gets neutered when it is transferred to a new owner via postMessage().
-    bool isNeutered() const { return !m_entangledChannel; }
-
-private:
-    explicit MessagePort(ExecutionContext&);
-
-    // WebMessagePortChannelClient implementation.
-    virtual void messageAvailable() OVERRIDE;
-    void dispatchMessages();
-
-    OwnPtr<WebMessagePortChannel> m_entangledChannel;
-
-    bool m_started;
-    bool m_closed;
-
-    WeakPtrFactory<MessagePort> m_weakFactory;
-};
-
-} // namespace blink
-
-#endif // MessagePort_h