| Index: ash/host/ash_window_tree_host_x11.h | 
| diff --git a/ash/host/ash_window_tree_host_x11.h b/ash/host/ash_window_tree_host_x11.h | 
| index bc34f96a7f3546b465efdaa234de513849527470..d64906de401a8332f3fcfc1f2913282ba7ea0e24 100644 | 
| --- a/ash/host/ash_window_tree_host_x11.h | 
| +++ b/ash/host/ash_window_tree_host_x11.h | 
| @@ -40,7 +40,8 @@ class ASH_EXPORT AshWindowTreeHostX11 : public AshWindowTreeHost, | 
| gfx::Transform GetRootTransform() const override; | 
| void SetRootTransform(const gfx::Transform& transform) override; | 
| gfx::Transform GetInverseRootTransform() const override; | 
| -  void UpdateRootWindowSize(const gfx::Size& host_size) override; | 
| +  void UpdateRootWindowSizeInPixels( | 
| +      const gfx::Size& host_size_in_pixels) override; | 
| void OnCursorVisibilityChangedNative(bool show) override; | 
|  | 
| // aura::WindowTreeHostX11: | 
|  |