Hide location bar on WebKit programmatic scroll.

content/renderer/gpu/render_widget_compositor.cc

Index: content/renderer/gpu/render_widget_compositor.cc
diff --git a/content/renderer/gpu/render_widget_compositor.cc b/content/renderer/gpu/render_widget_compositor.cc
index a1676ab46c70668278322096b16ca75e7882c50c..f43d2257d01e9358acd67689d704925c09416d87 100644
--- a/content/renderer/gpu/render_widget_compositor.cc
+++ b/content/renderer/gpu/render_widget_compositor.cc
@@ -300,6 +300,10 @@ void RenderWidgetCompositor::SetOverdrawBottomHeight(
   layer_tree_host_->SetOverdrawBottomHeight(overdraw_bottom_height);
 }
 
+void RenderWidgetCompositor::ShowTopControls(bool show) {
+  layer_tree_host_->ShowTopControls(show);
+}
+
 bool RenderWidgetCompositor::initialize(cc::LayerTreeSettings settings) {
   scoped_ptr<cc::Thread> impl_thread;
   scoped_refptr<base::MessageLoopProxy> compositor_message_loop_proxy =