Hide location bar on WebKit programmatic scroll.

content/renderer/render_widget.cc

Index: content/renderer/render_widget.cc
diff --git a/content/renderer/render_widget.cc b/content/renderer/render_widget.cc
index 23511ac561b0365dda83eb10e1bf6b87bc61f492..060d906f57f6a4a607cbfb545faeadda852e3576 100644
--- a/content/renderer/render_widget.cc
+++ b/content/renderer/render_widget.cc
@@ -1571,6 +1571,12 @@ void RenderWidget::show(WebNavigationPolicy) {
   SetPendingWindowRect(initial_pos_);
 }
 
+void RenderWidget::requestShowTopControls(bool show) {
+  if (!compositor_)
+    return;
+  Send(new ViewHostMsg_RequestShowTopControls(routing_id_, show));
+}
+
 void RenderWidget::didFocus() {
 }