Remaining code for basic tile compression functionality.

cc/tiles/tile_manager.h

Index: cc/tiles/tile_manager.h
diff --git a/cc/tiles/tile_manager.h b/cc/tiles/tile_manager.h
index bc20f29f6bda89f53c5dbc1a5a3814904f506e48..cb6f5b9feb0786bdb39d8a874ef795c6f65dea7e 100644
--- a/cc/tiles/tile_manager.h
+++ b/cc/tiles/tile_manager.h
@@ -139,7 +139,7 @@ class CC_EXPORT TileManager : public TileTaskRunnerClient {
       TileDrawInfo& draw_info = tiles[i]->draw_info();
       draw_info.resource_ = resource_pool_->AcquireResource(
           tiles[i]->desired_texture_size(),
-          tile_task_runner_->GetResourceFormat());
+          tile_task_runner_->GetResourceFormat(true, false));
     }
   }
 
@@ -267,6 +267,9 @@ class CC_EXPORT TileManager : public TileTaskRunnerClient {
   void CheckIfReadyToDraw();
   void CheckIfMoreTilesNeedToBePrepared();
 
+  ResourceFormat DetermineResourceFormat(const Tile* tile) const;
+  bool DetermineResourceRequiresSwizzle(const Tile* tile) const;
+
   TileManagerClient* client_;
   scoped_refptr<base::SequencedTaskRunner> task_runner_;
   ResourcePool* resource_pool_;