Merge the Sky Engine changes from the SkyDart branch

sky/engine/core/inspector/ConsoleMessageStorage.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 SKY_ENGINE_CORE_INSPECTOR_CONSOLEMESSAGESTORAGE_H_
-#define SKY_ENGINE_CORE_INSPECTOR_CONSOLEMESSAGESTORAGE_H_
-
-#include "sky/engine/core/inspector/ConsoleMessage.h"
-#include "sky/engine/platform/heap/Handle.h"
-#include "sky/engine/wtf/Deque.h"
-#include "sky/engine/wtf/Forward.h"
-
-namespace blink {
-
-class LocalDOMWindow;
-
-class ConsoleMessageStorage final {
-    WTF_MAKE_NONCOPYABLE(ConsoleMessageStorage);
-    WTF_MAKE_FAST_ALLOCATED;
-public:
-    static PassOwnPtr<ConsoleMessageStorage> createForFrame(LocalFrame* frame)
-    {
-        return adoptPtr(new ConsoleMessageStorage(frame));
-    }
-
-    void reportMessage(PassRefPtr<ConsoleMessage>);
-    void clear();
-
-    Vector<unsigned> argumentCounts() const;
-
-    void frameWindowDiscarded(LocalDOMWindow*);
-
-    size_t size() const;
-    ConsoleMessage* at(size_t index) const;
-
-    int expiredCount() const;
-
-private:
-    explicit ConsoleMessageStorage(ExecutionContext*);
-    explicit ConsoleMessageStorage(LocalFrame*);
-
-    ExecutionContext* executionContext() const;
-
-    int m_expiredCount;
-    Deque<RefPtr<ConsoleMessage> > m_messages;
-    RawPtr<ExecutionContext> m_context;
-    LocalFrame* m_frame;
-};
-
-} // namespace blink
-
-#endif  // SKY_ENGINE_CORE_INSPECTOR_CONSOLEMESSAGESTORAGE_H_