| Index: chrome/browser/ui/views/toolbar/back_button.h | 
| diff --git a/chrome/browser/ui/views/toolbar/back_button.h b/chrome/browser/ui/views/toolbar/back_button.h | 
| index 6383b260a3da80d0a62e55a2542732ac409a5bc0..4aa7a43a8db61f4b00343f9a0b5368c293381d46 100644 | 
| --- a/chrome/browser/ui/views/toolbar/back_button.h | 
| +++ b/chrome/browser/ui/views/toolbar/back_button.h | 
| @@ -29,6 +29,10 @@ class BackButton : public ToolbarButton { | 
|  | 
| void SetLeadingMargin(int margin); | 
|  | 
| + protected: | 
| +  // ToolbarButton: | 
| +  void LayoutInkDrop() override; | 
| + | 
| private: | 
| // ToolbarButton: | 
| const char* GetClassName() const override; | 
|  |