cc: Give TilingData back a Size instead of a Rect.

cc/resources/picture_layer_tiling.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_RESOURCES_PICTURE_LAYER_TILING_H_
 #define CC_RESOURCES_PICTURE_LAYER_TILING_H_
 
 #include <utility>
 #include <vector>
 
@@ skipping 117 matching lines @@
       PictureLayerTilingClient* client);
   gfx::Size layer_bounds() const { return layer_bounds_; }
   void UpdateTilesToCurrentPile(const Region& layer_invalidation,
                                 const gfx::Size& new_layer_bounds);
   void CreateMissingTilesInLiveTilesRect();
 
   void SetClient(PictureLayerTilingClient* client);
   void set_resolution(TileResolution resolution) { resolution_ = resolution; }
   TileResolution resolution() const { return resolution_; }
 
-  gfx::Rect TilingRect() const;
+  gfx::Size tiling_size() const { return tiling_data_.tiling_size(); }
   gfx::Rect live_tiles_rect() const { return live_tiles_rect_; }
   gfx::Size tile_size() const { return tiling_data_.max_texture_size(); }
   float contents_scale() const { return contents_scale_; }
 
   Tile* TileAt(int i, int j) const {
     TileMap::const_iterator iter = tiles_.find(TileMapKey(i, j));
     return (iter == tiles_.end()) ? NULL : iter->second.get();
   }
 
   void CreateAllTilesForTesting() {
-    SetLiveTilesRect(tiling_data_.tiling_rect());
+    SetLiveTilesRect(gfx::Rect(tiling_data_.tiling_size()));
   }
 
   const TilingData& TilingDataForTesting() const { return tiling_data_; }
 
   std::vector<Tile*> AllTilesForTesting() const {
     std::vector<Tile*> all_tiles;
     for (TileMap::const_iterator it = tiles_.begin();
          it != tiles_.end(); ++it)
       all_tiles.push_back(it->second.get());
     return all_tiles;
@@ skipping 149 matching lines @@
 
  private:
   DISALLOW_ASSIGN(PictureLayerTiling);
 
   RectExpansionCache expansion_cache_;
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_PICTURE_LAYER_TILING_H_