cc: Change Tile::tile_size_ from a Rect to a Size.

Nothing sets or uses the position, its name suggests nothing will.

R=enne

Review URL: https://codereview.chromium.org/470753002

Cr-Commit-Position: refs/heads/master@{#289607}
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@289607 0039d316-1c4b-4281-b951-d872f2087c98

cc/resources/tile.cc

@@ -27,7 +27,7 @@ Tile::Tile(TileManager* tile_manager,
            int flags)
     : RefCountedManaged<Tile>(tile_manager),
       tile_manager_(tile_manager),
-      tile_size_(tile_size),
+      size_(tile_size),
       content_rect_(content_rect),
       contents_scale_(contents_scale),
       opaque_rect_(opaque_rect),

cc/resources/tile.h

@@ -138,7 +138,7 @@ class CC_EXPORT Tile : public RefCountedManaged<Tile> {
 
   size_t GPUMemoryUsageInBytes() const;
 
-  gfx::Size size() const { return tile_size_.size(); }
+  gfx::Size size() const { return size_; }
 
   RasterMode DetermineRasterModeForTree(WhichTree tree) const;
   RasterMode DetermineOverallRasterMode() const;
@@ -178,7 +178,7 @@ class CC_EXPORT Tile : public RefCountedManaged<Tile> {
 
   TileManager* tile_manager_;
   scoped_refptr<PicturePileImpl> picture_pile_;
-  gfx::Rect tile_size_;
+  gfx::Size size_;
   gfx::Rect content_rect_;
   float contents_scale_;
   gfx::Rect opaque_rect_;

cc/resources/tile_manager.cc

@@ -1026,7 +1026,7 @@ scoped_refptr<RasterTask> TileManager::CreateRasterTask(Tile* tile) {
   ManagedTileState& mts = tile->managed_state();
 
   scoped_ptr<ScopedResource> resource =
-      resource_pool_->AcquireResource(tile->tile_size_.size());
+      resource_pool_->AcquireResource(tile->size());
   const ScopedResource* const_resource = resource.get();
 
   // Create and queue all image decode tasks that this tile depends on.