Only disallow top-level navigations in platform apps

chrome/browser/ui/extensions/shell_window.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/ui/extensions/shell_window.h"
 
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/extensions/extension_tabs_module_constants.h"
 #include "chrome/browser/extensions/extension_window_controller.h"
 #include "chrome/browser/extensions/shell_window_registry.h"
@@ skipping 86 matching lines @@
       extension_(extension),
       ALLOW_THIS_IN_INITIALIZER_LIST(
           extension_function_dispatcher_(profile, this)) {
   web_contents_ = WebContents::Create(
       profile, SiteInstance::CreateForURL(profile, url), MSG_ROUTING_NONE, NULL,
       NULL);
   contents_wrapper_.reset(new TabContentsWrapper(web_contents_));
   content::WebContentsObserver::Observe(web_contents_);
   web_contents_->SetDelegate(this);
   web_contents_->SetViewType(chrome::VIEW_TYPE_APP_SHELL);
-  web_contents_->GetMutableRendererPrefs()->browser_handles_all_requests =
-      true;
+  web_contents_->GetMutableRendererPrefs()->
+      browser_handles_all_top_level_requests = true;
   web_contents_->GetRenderViewHost()->SyncRendererPrefs();
 
   web_contents_->GetController().LoadURL(
       url, content::Referrer(), content::PAGE_TRANSITION_LINK,
       std::string());
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED,
                  content::Source<Profile>(profile_));
   // Close when the browser is exiting.
   // TODO(mihaip): we probably don't want this in the long run (when platform
   // apps are no longer tied to the browser process).
@@ skipping 77 matching lines @@
 }
 
 ExtensionWindowController* ShellWindow::GetExtensionWindowController() const {
   return extension_window_controller_.get();
 }
 
 void ShellWindow::OnRequest(const ExtensionHostMsg_Request_Params& params) {
   extension_function_dispatcher_.Dispatch(params,
                                           web_contents_->GetRenderViewHost());
 }