| Index: content/browser/renderer_host/render_widget_host_view_android.h | 
| diff --git a/content/browser/renderer_host/render_widget_host_view_android.h b/content/browser/renderer_host/render_widget_host_view_android.h | 
| index 5407cc792d6a5cd6fcc4728d292e305ae0ce49bc..bd802e810e9134b30e487bc5d764917f76a5c510 100644 | 
| --- a/content/browser/renderer_host/render_widget_host_view_android.h | 
| +++ b/content/browser/renderer_host/render_widget_host_view_android.h | 
| @@ -104,6 +104,7 @@ class CONTENT_EXPORT RenderWidgetHostViewAndroid | 
| void Hide() override; | 
| bool IsShowing() override; | 
| gfx::Rect GetViewBounds() const override; | 
| +  gfx::Size GetVisibleViewportSize() const override; | 
| gfx::Size GetPhysicalBackingSize() const override; | 
| bool DoTopControlsShrinkBlinkSize() const override; | 
| float GetTopControlsHeight() const override; | 
|  |