Hide location bar on Javascript-initiated scroll.

content/renderer/render_view_impl.h

Index: content/renderer/render_view_impl.h
diff --git a/content/renderer/render_view_impl.h b/content/renderer/render_view_impl.h
index 09092c036e09d4d97a7c10e78eaa069cf2e5f79e..a5e88a1ce23fcc37e91fa6045b1679db354bcc2f 100644
--- a/content/renderer/render_view_impl.h
+++ b/content/renderer/render_view_impl.h
@@ -20,6 +20,7 @@
 #include "base/process.h"
 #include "base/timer.h"
 #include "build/build_config.h"
+#include "cc/input/top_controls_state.h"
 #include "content/common/content_export.h"
 #include "content/common/drag_event_source_info.h"
 #include "content/common/edit_command.h"
@@ -1044,8 +1045,8 @@ class CONTENT_EXPORT RenderViewImpl
   void OnSelectPopupMenuItems(bool canceled,
                               const std::vector<int>& selected_indices);
   void OnUndoScrollFocusedEditableNodeIntoRect();
-  void OnUpdateTopControlsState(bool enable_hiding,
-                                bool enable_showing,
+  void OnUpdateTopControlsState(cc::TopControlsState constraints,
+                                cc::TopControlsState current,
                                 bool animate);
 #elif defined(OS_MACOSX)
   void OnCopyToFindPboard();