PlzNavigate: Fix dynamic iframe back forward layout test failure

content/browser/frame_host/navigator.h

Index: content/browser/frame_host/navigator.h
diff --git a/content/browser/frame_host/navigator.h b/content/browser/frame_host/navigator.h
index d322c017047639f60c01360630f2f8e1d49a6221..29e375b6f6dae64247c63ff95966beba663ab426 100644
--- a/content/browser/frame_host/navigator.h
+++ b/content/browser/frame_host/navigator.h
@@ -105,6 +105,8 @@ class CONTENT_EXPORT Navigator : public base::RefCounted<Navigator> {
   // TODO(creis): Remove |default_url| once we have collected UMA stats on the
   // cases that we use a different URL from history than the frame's src.
   virtual bool NavigateNewChildFrame(RenderFrameHostImpl* render_frame_host,
+                                     bool is_renderer_initiated,
+                                     bool has_user_gesure,
                                      const GURL& default_url);
 
   // Navigation requests -------------------------------------------------------