cc: Make the ScopedPtrVector and ScopedPtrDeque containers act like STL vector and deque.

cc/layer_impl.cc

 // Copyright 2011 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 "cc/layer_impl.h"
 
 #include "base/debug/trace_event.h"
 #include "base/stringprintf.h"
 #include "base/values.h"
 #include "cc/animation_registrar.h"
@@ skipping 56 matching lines @@
     DCHECK(!m_betweenWillDrawAndDidDraw);
 #endif
     m_layerTreeImpl->UnregisterLayer(this);
     m_layerAnimationController->removeObserver(this);
 }
 
 void LayerImpl::addChild(scoped_ptr<LayerImpl> child)
 {
     child->setParent(this);
     DCHECK_EQ(layerTreeImpl(), child->layerTreeImpl());
-    m_children.append(child.Pass());
+    m_children.push_back(child.Pass());
     layerTreeImpl()->SetNeedsUpdateDrawProperties();
 }
 
 scoped_ptr<LayerImpl> LayerImpl::removeChild(LayerImpl* child)
 {
-    for (size_t i = 0; i < m_children.size(); ++i) {
-        if (m_children[i] == child) {
-            scoped_ptr<LayerImpl> ret = m_children.take(i);
-            m_children.remove(i);
+    for (ScopedPtrVector<LayerImpl>::iterator it = m_children.begin(); it != m_children.end(); ++it) {
+        if (*it == child) {
+            scoped_ptr<LayerImpl> ret = m_children.take(it);
+            m_children.erase(it);
             layerTreeImpl()->SetNeedsUpdateDrawProperties();
             return ret.Pass();
         }
     }
     return scoped_ptr<LayerImpl>();
 }
 
 void LayerImpl::removeAllChildren()
 {
     m_children.clear();
     layerTreeImpl()->SetNeedsUpdateDrawProperties();
 }
 
 void LayerImpl::clearChildList()
 {
-    if (m_children.isEmpty())
+    if (m_children.empty())
         return;
 
     m_children.clear();
     layerTreeImpl()->SetNeedsUpdateDrawProperties();
 }
 
 void LayerImpl::createRenderSurface()
 {
     DCHECK(!m_drawProperties.render_surface);
     m_drawProperties.render_surface = make_scoped_ptr(new RenderSurfaceImpl(this));
@@ skipping 734 matching lines @@
         if (m_layerTreeImpl->settings().useLinearFadeScrollbarAnimator)
             m_scrollbarAnimationController = createScrollbarAnimationControllerWithFade(this);
         else
             m_scrollbarAnimationController = ScrollbarAnimationController::create(this);
     }
     m_scrollbarAnimationController->setVerticalScrollbarLayer(scrollbarLayer);
     m_scrollbarAnimationController->updateScrollOffset(this);
 }
 
 }  // namespace cc