PlzNavigate: Invoke didFailProvisionalLoad() in the renderer when a navigation request is cancelled…

content/browser/frame_host/render_frame_host_impl.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
 #define CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 592 matching lines @@
   // that made a network request. The PreviewsState is a bitmask of potentially
   // several Previews optimizations.
   PreviewsState last_navigation_previews_state() const {
     return last_navigation_previews_state_;
   }
 
   bool has_focused_editable_element() const {
     return has_focused_editable_element_;
   }
 
+  // PlzNavigate: Informs the renderer that the navigation request was aborted.
+  void AbortNavigationRequest(const GURL& url, int error_code);
+
  protected:
   friend class RenderFrameHostFactory;
 
   // |flags| is a combination of CreateRenderFrameFlags.
   // TODO(nasko): Remove dependency on RenderViewHost here. RenderProcessHost
   // should be the abstraction needed here, but we need RenderViewHost to pass
   // into WebContentsObserver::FrameDetached for now.
   RenderFrameHostImpl(SiteInstance* site_instance,
                       RenderViewHostImpl* render_view_host,
                       RenderFrameHostDelegate* delegate,
@@ skipping 522 matching lines @@
 
   // NOTE: This must be the last member.
   base::WeakPtrFactory<RenderFrameHostImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_