Only disallow top-level navigations in platform apps

chrome/browser/external_tab/external_tab_container_win.cc

 // Copyright (c) 2012 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 "chrome/browser/external_tab/external_tab_container_win.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 175 matching lines @@
         profile, NULL, MSG_ROUTING_NONE, NULL, NULL);
     tab_contents_.reset(new TabContentsWrapper(new_contents));
   }
 
   if (!infobars_enabled)
     tab_contents_->infobar_tab_helper()->set_infobars_enabled(false);
 
   tab_contents_->web_contents()->SetDelegate(this);
 
   tab_contents_->web_contents()->
-      GetMutableRendererPrefs()->browser_handles_top_level_requests =
+      GetMutableRendererPrefs()->browser_handles_non_local_top_level_requests =
           handle_top_level_requests;
 
   if (!existing_contents) {
     tab_contents_->web_contents()->GetRenderViewHost()->AllowBindings(
         content::BINDINGS_POLICY_EXTERNAL_HOST);
   }
 
   NavigationController* controller =
       &tab_contents_->web_contents()->GetController();
   registrar_.Add(this, content::NOTIFICATION_NAV_ENTRY_COMMITTED,
@@ skipping 994 matching lines @@
   if (params.disposition == CURRENT_TAB) {
     DCHECK(route_all_top_level_navigations_);
     forward_params.disposition = NEW_FOREGROUND_TAB;
   }
   WebContents* new_contents =
       ExternalTabContainer::OpenURLFromTab(source, forward_params);
   // support only one navigation for a dummy tab before it is killed.
   ::DestroyWindow(GetNativeView());
   return new_contents;
 }