Revert of cc: Move data to LayerTree from LayerTreeHost.

cc/trees/layer_tree_host_unittest_video.cc

Index: cc/trees/layer_tree_host_unittest_video.cc
diff --git a/cc/trees/layer_tree_host_unittest_video.cc b/cc/trees/layer_tree_host_unittest_video.cc
index 2e2890ff247d472a6cc15ebd05f3b20af39ab6f7..0879a83452804076120666ca8b82be3f1e844b01 100644
--- a/cc/trees/layer_tree_host_unittest_video.cc
+++ b/cc/trees/layer_tree_host_unittest_video.cc
@@ -34,8 +34,8 @@
     root->AddChild(video);
     video_layer_id_ = video->id();
 
-    layer_tree()->SetRootLayer(root);
-    layer_tree()->SetDeviceScaleFactor(2.f);
+    layer_tree_host()->SetRootLayer(root);
+    layer_tree_host()->SetDeviceScaleFactor(2.f);
     LayerTreeHostVideoTest::SetupTree();
   }