PlzNavigate: stop navigations when opening a document for write

content/browser/frame_host/navigator_impl.h

Index: content/browser/frame_host/navigator_impl.h
diff --git a/content/browser/frame_host/navigator_impl.h b/content/browser/frame_host/navigator_impl.h
index c461bcffe94b1b6a0afc0ccb01de34af90e966b1..e59fa4e6888421e90ae290c4f71784e885b85028 100644
--- a/content/browser/frame_host/navigator_impl.h
+++ b/content/browser/frame_host/navigator_impl.h
@@ -88,12 +88,14 @@ class CONTENT_EXPORT NavigatorImpl : public Navigator {
   void OnBeginNavigation(FrameTreeNode* frame_tree_node,
                          const CommonNavigationParams& common_params,
                          const BeginNavigationParams& begin_params) override;
+  void OnAbortNavigation(FrameTreeNode* frame_tree_node) override;
   void LogResourceRequestTime(base::TimeTicks timestamp,
                               const GURL& url) override;
   void LogBeforeUnloadTime(
       const base::TimeTicks& renderer_before_unload_start_time,
       const base::TimeTicks& renderer_before_unload_end_time) override;
-  void CancelNavigation(FrameTreeNode* frame_tree_node) override;
+  void CancelNavigation(FrameTreeNode* frame_tree_node,
+                        bool inform_renderer) override;
   void DiscardPendingEntryIfNeeded(NavigationHandleImpl* handle) override;
 
  private: