DidChangeTilePriority   51 cc/resources/tile.cc   tile_manager_->DidChangeTilePriority(this);
DidChangeTilePriority   59 cc/resources/tile.cc   tile_manager_->DidChangeTilePriority(this);
DidChangeTilePriority  194 cc/resources/tile_manager.h   void DidChangeTilePriority(Tile* tile);