[refactor] Fix autofill features for payments when the form is inside an OOPIF

content/public/renderer/render_view_observer.h

Index: content/public/renderer/render_view_observer.h
diff --git a/content/public/renderer/render_view_observer.h b/content/public/renderer/render_view_observer.h
index de86c3f749325370f8d404331180d868986a57ad..f63d409ab0346dc38b136d99d608b47fa46e74a6 100644
--- a/content/public/renderer/render_view_observer.h
+++ b/content/public/renderer/render_view_observer.h
@@ -62,17 +62,10 @@ class CONTENT_EXPORT RenderViewObserver : public IPC::Listener,
   // These match the RenderView methods.
   virtual void DidHandleGestureEvent(const blink::WebGestureEvent& event) {}
 
-  virtual void OnMouseDown(const blink::WebNode& mouse_down_node) {}
-
   // These match incoming IPCs.
   virtual void Navigate(const GURL& url) {}
   virtual void ClosePage() {}
 
-  // This indicates that animations to scroll the focused element into view (if
-  // any) have completed. May be called more than once for a single focus. Can
-  // be called from browser, renderer, or compositor.
-  virtual void FocusChangeComplete() {}
-
   virtual void OnStop() {}
   virtual void OnZoomLevelChanged() {}