Hide location bar on WebKit programmatic scroll.

cc/layer_tree_host_impl.cc

Index: cc/layer_tree_host_impl.cc
diff --git a/cc/layer_tree_host_impl.cc b/cc/layer_tree_host_impl.cc
index f314eabe9342e5f2e0f627a1226a624f95301aa9..371c0fd94f2b13c7eeef1ca16556452a6e738fc6 100644
--- a/cc/layer_tree_host_impl.cc
+++ b/cc/layer_tree_host_impl.cc
@@ -287,6 +287,12 @@ void LayerTreeHostImpl::startPageScaleAnimation(gfx::Vector2d targetOffset, bool
     m_client->setNeedsCommitOnImplThread();
 }
 
+void LayerTreeHostImpl::programmaticScroll(gfx::Vector2d targetOffset)
+{
+    if (m_topControlsManager)
+        m_topControlsManager->ProgrammaticScroll(targetOffset);
+}
+
 void LayerTreeHostImpl::scheduleAnimation()
 {
     m_client->setNeedsRedrawOnImplThread();
@@ -337,8 +343,6 @@ void LayerTreeHostImpl::updateDrawProperties()
       return;
     }
 
-    if (m_topControlsManager)
-      m_topControlsManager->UpdateDrawPositions();
     activeTree()->UpdateDrawProperties();
     if (pendingTree())
       pendingTree()->UpdateDrawProperties();