Merge the Sky Engine changes from the SkyDart branch

sky/engine/core/inspector/ConsoleMessageStorage.cpp

-// 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.
-
-#include "sky/engine/config.h"
-#include "sky/engine/core/inspector/ConsoleMessageStorage.h"
-
-#include "sky/engine/core/dom/Document.h"
-#include "sky/engine/core/frame/LocalDOMWindow.h"
-#include "sky/engine/core/frame/LocalFrame.h"
-#include "sky/engine/core/inspector/ConsoleMessage.h"
-
-namespace blink {
-
-static const unsigned maxConsoleMessageCount = 1000;
-
-ConsoleMessageStorage::ConsoleMessageStorage(ExecutionContext* context)
-    : m_expiredCount(0)
-    , m_context(context)
-    , m_frame(nullptr)
-{
-}
-
-ConsoleMessageStorage::ConsoleMessageStorage(LocalFrame* frame)
-    : m_expiredCount(0)
-    , m_context(nullptr)
-    , m_frame(frame)
-{
-}
-
-void ConsoleMessageStorage::reportMessage(PassRefPtr<ConsoleMessage> prpMessage)
-{
-    RefPtr<ConsoleMessage> message = prpMessage;
-    message->collectCallStack();
-
-    if (message->type() == ClearMessageType)
-        clear();
-
-    ASSERT(m_messages.size() <= maxConsoleMessageCount);
-    if (m_messages.size() == maxConsoleMessageCount) {
-        ++m_expiredCount;
-        m_messages.removeFirst();
-    }
-    m_messages.append(message);
-}
-
-void ConsoleMessageStorage::clear()
-{
-    m_messages.clear();
-    m_expiredCount = 0;
-}
-
-Vector<unsigned> ConsoleMessageStorage::argumentCounts() const
-{
-    Vector<unsigned> result(m_messages.size());
-    for (size_t i = 0; i < m_messages.size(); ++i)
-        result[i] = m_messages[i]->argumentCount();
-    return result;
-}
-
-void ConsoleMessageStorage::frameWindowDiscarded(LocalDOMWindow* window)
-{
-    for (size_t i = 0; i < m_messages.size(); ++i)
-        m_messages[i]->frameWindowDiscarded(window);
-}
-
-size_t ConsoleMessageStorage::size() const
-{
-    return m_messages.size();
-}
-
-ConsoleMessage* ConsoleMessageStorage::at(size_t index) const
-{
-    return m_messages[index].get();
-}
-
-int ConsoleMessageStorage::expiredCount() const
-{
-    return m_expiredCount;
-}
-
-ExecutionContext* ConsoleMessageStorage::executionContext() const
-{
-    return m_frame ? m_frame->document() : m_context;
-}
-
-} // namespace blink