Remove Hack used for merging dependent chromium and blink patches

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 fc89eba89db510b0d5d156450f64c693235c6d21..6b05afcf84fe3898914e8cac5d97626d37f4c855 100644
--- a/content/renderer/render_view_impl.h
+++ b/content/renderer/render_view_impl.h
@@ -401,11 +401,6 @@ class CONTENT_EXPORT RenderViewImpl
   virtual bool requestPointerLock();
   virtual void requestPointerUnlock();
   virtual bool isPointerLocked();
-  // FIXME: To be removed as soon as chromium and blink side changes land
-  // didActivateCompositor with parameters is still kept in order to land
-  // these changes s-chromium - https://codereview.chromium.org/137893025/.
-  // s-blink - https://codereview.chromium.org/138523003/
-  virtual void didActivateCompositor(int input_handler_identifier);
   virtual void didActivateCompositor() OVERRIDE;
   virtual void didHandleGestureEvent(const blink::WebGestureEvent& event,
                                      bool event_cancelled) OVERRIDE;