cc: Split ReleaseResources into Release and Recreate.

cc/layers/picture_layer_impl.h

 // Copyright 2012 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_LAYERS_PICTURE_LAYER_IMPL_H_
 #define CC_LAYERS_PICTURE_LAYER_IMPL_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 44 matching lines @@
   scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override;
   void PushPropertiesTo(LayerImpl* layer) override;
   void AppendQuads(RenderPass* render_pass,
                    const Occlusion& occlusion_in_content_space,
                    AppendQuadsData* append_quads_data) override;
   bool UpdateTiles(const Occlusion& occlusion_in_content_space,
                    bool resourceless_software_draw) override;
   void NotifyTileStateChanged(const Tile* tile) override;
   void DidBeginTracing() override;
   void ReleaseResources() override;
+  void RecreateResources() override;
   skia::RefPtr<SkPicture> GetPicture() override;
 
   // PictureLayerTilingClient overrides.
   scoped_refptr<Tile> CreateTile(float contents_scale,
                                  const gfx::Rect& content_rect) override;
   gfx::Size CalculateTileSize(const gfx::Size& content_bounds) const override;
   const Region* GetPendingInvalidation() override;
   const PictureLayerTiling* GetPendingOrActiveTwinTiling(
       const PictureLayerTiling* tiling) const override;
   PictureLayerTiling* GetRecycledTwinTiling(
@@ skipping 101 matching lines @@
   // of comparing pointers, since objects pointed to are not guaranteed to
   // exist.
   std::vector<PictureLayerTiling*> last_append_quads_tilings_;
 
   DISALLOW_COPY_AND_ASSIGN(PictureLayerImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_PICTURE_LAYER_IMPL_H_