Call DidStartNavigationToPendingEntry with correct argument.

content/browser/frame_host/navigator_impl.cc

 // 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.
 
 #include "content/browser/frame_host/navigator_impl.h"
 
 #include "base/command_line.h"
 #include "content/browser/frame_host/frame_tree.h"
 #include "content/browser/frame_host/frame_tree_node.h"
 #include "content/browser/frame_host/navigation_controller_impl.h"
@@ skipping 354 matching lines @@
     // session history, which is what we want to do for javascript: URLs that
     // do not generate content.  What we really need is a message from the
     // renderer telling us that a new page was not created.  The same message
     // could be used for mailto: URLs and the like.
     if (entry.GetURL().SchemeIs(url::kJavaScriptScheme))
       return false;
   }
 
   // Notify observers about navigation.
   if (delegate_) {
-    delegate_->DidStartNavigationToPendingEntry(render_frame_host,
+    delegate_->DidStartNavigationToPendingEntry(dest_render_frame_host,
                                                 entry.GetURL(),
                                                 reload_type);
   }
 
   return true;
 }
 
 bool NavigatorImpl::NavigateToPendingEntry(
     RenderFrameHostImpl* render_frame_host,
     NavigationController::ReloadType reload_type) {
@@ skipping 240 matching lines @@
 
     // Navigations in Web UI pages count as browser-initiated navigations.
     params.is_renderer_initiated = false;
   }
 
   if (delegate_)
     delegate_->RequestOpenURL(render_frame_host, params);
 }
 
 }  // namespace content