cc: Refactor how picture layers are exposed to the tile manager.

cc/trees/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_TREES_LAYER_TREE_HOST_IMPL_H_
 #define CC_TREES_LAYER_TREE_HOST_IMPL_H_
 
 #include <list>
 #include <set>
 #include <string>
@@ skipping 30 matching lines @@
 class CompletionEvent;
 class CompositorFrameMetadata;
 class DebugRectHistory;
 class FrameRateCounter;
 class LayerImpl;
 class LayerTreeHostImplTimeSourceAdapter;
 class LayerTreeImpl;
 class MemoryHistory;
 class PageScaleAnimation;
 class PaintTimeCounter;
+class PictureLayerImpl;
 class RasterWorkerPool;
 class RenderPassDrawQuad;
 class RenderingStatsInstrumentation;
 class ResourcePool;
 class ScrollbarLayerImplBase;
 class TextureMailboxDeleter;
 class TopControlsManager;
 class UIResourceBitmap;
 class UIResourceRequest;
 struct RendererCapabilitiesImpl;
@@ skipping 163 matching lines @@
   // Viewport size for scrolling and fixed-position compensation. This value
   // excludes the URL bar and non-overlay scrollbars and is in DIP (and
   // invariant relative to page scale).
   gfx::SizeF UnscaledScrollableViewportSize() const;
   float VerticalAdjust() const;
 
   // RendererClient implementation.
   virtual void SetFullRootLayerDamage() OVERRIDE;
 
   // TileManagerClient implementation.
+  virtual const std::vector<PictureLayerImpl*>& GetPictureLayers() OVERRIDE;
   virtual void NotifyReadyToActivate() OVERRIDE;
   virtual void NotifyTileStateChanged(const Tile* tile) OVERRIDE;
 
   // ScrollbarAnimationControllerClient implementation.
   virtual void PostDelayedScrollbarFade(const base::Closure& start_fade,
                                         base::TimeDelta delay) OVERRIDE;
   virtual void SetNeedsScrollbarAnimationFrame() OVERRIDE;
 
   // OutputSurfaceClient implementation.
   virtual void DeferredInitialize() OVERRIDE;
@@ skipping 206 matching lines @@
   gfx::Rect DeviceViewport() const;
   gfx::Rect DeviceClip() const;
 
   // When a SwapPromiseMonitor is created on the impl thread, it calls
   // InsertSwapPromiseMonitor() to register itself with LayerTreeHostImpl.
   // When the monitor is destroyed, it calls RemoveSwapPromiseMonitor()
   // to unregister itself.
   void InsertSwapPromiseMonitor(SwapPromiseMonitor* monitor);
   void RemoveSwapPromiseMonitor(SwapPromiseMonitor* monitor);
 
+  void RegisterPictureLayerImpl(PictureLayerImpl* layer);
+  void UnregisterPictureLayerImpl(PictureLayerImpl* layer);
+
  protected:
   LayerTreeHostImpl(
       const LayerTreeSettings& settings,
       LayerTreeHostImplClient* client,
       Proxy* proxy,
       RenderingStatsInstrumentation* rendering_stats_instrumentation,
       SharedBitmapManager* manager,
       int id);
 
   gfx::SizeF ComputeInnerViewportContainerSize() const;
@@ skipping 205 matching lines @@
   // Optional callback to notify of new tree activations.
   base::Closure tree_activation_callback_;
 
   SharedBitmapManager* shared_bitmap_manager_;
   int id_;
 
   std::set<SwapPromiseMonitor*> swap_promise_monitor_;
 
   size_t transfer_buffer_memory_limit_;
 
+  std::vector<PictureLayerImpl*> picture_layers_;
+
   DISALLOW_COPY_AND_ASSIGN(LayerTreeHostImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_TREES_LAYER_TREE_HOST_IMPL_H_