| Index: extensions/renderer/extension_helper.h | 
| diff --git a/extensions/renderer/extension_helper.h b/extensions/renderer/extension_helper.h | 
| index 7cb3a2d31c84315d1ce46ad02f84ecf510fb48bc..9bcd10a299a4e16a1cc03cf893c2edc4db570e04 100644 | 
| --- a/extensions/renderer/extension_helper.h | 
| +++ b/extensions/renderer/extension_helper.h | 
| @@ -22,7 +22,6 @@ class ExtensionHelper : public content::RenderViewObserver { | 
| private: | 
| // RenderViewObserver implementation. | 
| bool OnMessageReceived(const IPC::Message& message) override; | 
| -  void DraggableRegionsChanged(blink::WebFrame* frame) override; | 
| void OnDestruct() override; | 
|  | 
| void OnAppWindowClosed(); | 
|  |