Don't use browser windows for platform app shell windows

chrome/browser/automation/testing_automation_provider.cc

 // Copyright (c) 2011 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/automation/testing_automation_provider.h"
 
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 2887 matching lines @@
           break;
         case chrome::VIEW_TYPE_EXTENSION_POPUP:
           type = "EXTENSION_POPUP";
           break;
         case chrome::VIEW_TYPE_EXTENSION_INFOBAR:
           type = "EXTENSION_INFOBAR";
           break;
         case chrome::VIEW_TYPE_EXTENSION_DIALOG:
           type = "EXTENSION_DIALOG";
           break;
+        case chrome::VIEW_TYPE_APP_SHELL:
+          type = "APP_SHELL";
+          break;
         default:
           type = "unknown";
           break;
       }
       item->SetString("view_type", type);
       item->SetString("url", ex_host->GetURL().spec());
       item->SetBoolean("loaded", ex_host->did_stop_loading());
       extension_views->Append(item);
     }
   }
@@ skipping 3752 matching lines @@
 
   Send(reply_message_);
   redirect_query_ = 0;
   reply_message_ = NULL;
 }
 
 void TestingAutomationProvider::OnRemoveProvider() {
   if (g_browser_process)
     g_browser_process->GetAutomationProviderList()->RemoveProvider(this);
 }