cc: DelegatedRendererLayer creates a ChildId with the ResourceProvider

cc/layer_tree_host_impl.h

 // 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.
 
 #ifndef CC_LAYER_TREE_HOST_IMPL_H_
 #define CC_LAYER_TREE_HOST_IMPL_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time.h"
@@ skipping 138 matching lines @@
     // Implementation
     bool canDraw();
     OutputSurface* outputSurface() const;
 
     std::string layerTreeAsText() const;
     std::string layerTreeAsJson() const;
 
     void finishAllRendering();
     int sourceAnimationFrameNumber() const;
 
-    bool initializeRenderer(scoped_ptr<OutputSurface>);
+    virtual bool initializeRenderer(scoped_ptr<OutputSurface>);
     bool isContextLost();
     TileManager* tileManager() { return m_tileManager.get(); }
     Renderer* renderer() { return m_renderer.get(); }
     const RendererCapabilities& rendererCapabilities() const;
 
     bool swapBuffers();
 
     void readback(void* pixels, const gfx::Rect&);
 
     LayerTreeImpl* activeTree() { return m_activeTree.get(); }
     const LayerTreeImpl* activeTree() const { return m_activeTree.get(); }
     LayerTreeImpl* pendingTree() { return m_pendingTree.get(); }
     const LayerTreeImpl* pendingTree() const { return m_pendingTree.get(); }
     const LayerTreeImpl* recycleTree() const { return m_recycleTree.get(); }
     void createPendingTree();
     void checkForCompletedTileUploads();
-    virtual void activatePendingTreeIfNeeded();
+    virtual bool activatePendingTreeIfNeeded();
 
     // Shortcuts to layers on the active tree.
     LayerImpl* rootLayer() const;
     LayerImpl* rootScrollLayer() const;
     LayerImpl* currentlyScrollingLayer() const;
 
     bool visible() const { return m_visible; }
     void setVisible(bool);
 
     size_t memoryAllocationLimitBytes() const { return m_managedMemoryPolicy.bytesLimitWhenVisible; }
@@ skipping 180 matching lines @@
     base::TimeTicks m_currentFrameTime;
 
     scoped_ptr<AnimationRegistrar> m_animationRegistrar;
 
     DISALLOW_COPY_AND_ASSIGN(LayerTreeHostImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYER_TREE_HOST_IMPL_H_