Blink-side contiguous allocation of display items.

Source/platform/graphics/paint/DisplayItems.cpp

-// Copyright 2015 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 "config.h"
-#include "platform/graphics/paint/DisplayItems.h"
-
-namespace blink {
-
-DisplayItems::DisplayItems()
-{
-}
-
-DisplayItems::~DisplayItems()
-{
-}
-
-void DisplayItems::append(PassOwnPtr<DisplayItem> displayItem)
-{
-    m_items.append(displayItem);
-}
-
-void DisplayItems::appendByMoving(const Iterator& it)
-{
-    // Release the underlying OwnPtr to move the display item ownership.
-    ASSERT(!it->isGone());
-    append(it.m_iterator->release());
-}
-
-void DisplayItems::removeLast()
-{
-    m_items.removeLast();
-}
-
-void DisplayItems::clear()
-{
-    m_items.clear();
-}
-
-void DisplayItems::swap(DisplayItems& other)
-{
-    m_items.swap(other.m_items);
-}
-
-void DisplayItems::setGone(const Iterator& it)
-{
-    it.m_iterator->clear();
-}
-
-} // namespace blink