PlzNavigate: stop navigations when opening a document for write

third_party/WebKit/public/web/WebFrameClient.h

 /*
  * Copyright (C) 2011, 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 420 matching lines @@
 
   // Called to dispatch a load event for this frame in the FrameOwner of an
   // out-of-process parent frame.
   virtual void dispatchLoad() {}
 
   // Returns the effective connection type when the frame was fetched.
   virtual WebEffectiveConnectionType getEffectiveConnectionType() {
     return WebEffectiveConnectionType::TypeUnknown;
   }
 
+  // PlzNavigate
+  // Called to abort a navigation that is being handled by the browser process.
+  virtual void abortClientNavigation() {}
+
   // Push API ---------------------------------------------------
 
   // Used to access the embedder for the Push API.
   virtual WebPushClient* pushClient() { return 0; }
 
   // Presentation API ----------------------------------------------------
 
   // Used to access the embedder for the Presentation API.
   virtual WebPresentationClient* presentationClient() { return 0; }
 
@@ skipping 303 matching lines @@
   // Overwrites the given URL to use an HTML5 embed if possible.
   // An empty URL is returned if the URL is not overriden.
   virtual WebURL overrideFlashEmbedWithHTML(const WebURL& url) {
     return WebURL();
   }
 };
 
 }  // namespace blink
 
 #endif