Refactoring for merging ManagedTileState into Tile.

cc/test/fake_picture_layer_impl.cc

Index: cc/test/fake_picture_layer_impl.cc
diff --git a/cc/test/fake_picture_layer_impl.cc b/cc/test/fake_picture_layer_impl.cc
index aeb859d7b2c0bb695712c514900917bb4038ac0e..2d2e329958f63eba89fe3ac4fe45dd77ee90d274 100644
--- a/cc/test/fake_picture_layer_impl.cc
+++ b/cc/test/fake_picture_layer_impl.cc
@@ -174,8 +174,8 @@ void FakePictureLayerImpl::SetAllTilesReadyInTiling(
 }
 
 void FakePictureLayerImpl::SetTileReady(Tile* tile) {
-  ManagedTileState& state = tile->managed_state();
-  state.draw_info.SetSolidColorForTesting(true);
+  TileDrawInfo& draw_info = tile->draw_info();
+  draw_info.SetSolidColorForTesting(true);
   DCHECK(tile->IsReadyToDraw());
 }