Remove top controls layer from cc/.

cc/top_controls_manager.cc

Index: cc/top_controls_manager.cc
diff --git a/cc/top_controls_manager.cc b/cc/top_controls_manager.cc
index cdb59e90e7c64cf61c31b9f1b7152b9f3cfedcf3..e02b7c93a496c371df260ac9e4421395fac85309 100644
--- a/cc/top_controls_manager.cc
+++ b/cc/top_controls_manager.cc
@@ -32,7 +32,6 @@ scoped_ptr<TopControlsManager> TopControlsManager::Create(
 TopControlsManager::TopControlsManager(TopControlsManagerClient* client,
                                        float top_controls_height)
     : client_(client),
-      content_layer_id_(0),
       is_overlay_mode_(false),
       top_controls_height_(top_controls_height),
       controls_top_offset_(0),
@@ -60,17 +59,6 @@ void TopControlsManager::UpdateDrawPositions() {
     previous_root_scroll_offset_ = RootScrollLayerTotalScrollY();
   }
 
-  float offset_top = is_overlay_mode_ ? 0 : content_top_offset_;
-
-  LayerImpl* content_layer =
-      client_->activeTree()->FindActiveTreeLayerById(content_layer_id_);
-  DCHECK(content_layer);
-  if (content_layer) {
-    gfx::Transform transform;
-    transform.Translate(0, offset_top);
-    content_layer->setTransform(transform);
-  }
-
   // TODO(tedchoc): Adjust fixed position layers as well.

[aruslan, 2013/01/16 18:42:05]

Do you need this TODO?

[Ted C, 2013/01/16 18:45:10]

I guess that's more like a general TODO, but it most likely won't happen here. 
I'll remove this as it seems to be a general source of confusion.

 }