Don't use browser windows for platform app shell windows

chrome/browser/extensions/extension_process_manager.h

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_PROCESS_MANAGER_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_PROCESS_MANAGER_H_
 #pragma once
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 14 matching lines @@
 class SiteInstance;
 
 // Manages dynamic state of running Chromium extensions. There is one instance
 // of this class per Profile. OTR Profiles have a separate instance that keeps
 // track of split-mode extensions only.
 class ExtensionProcessManager : public content::NotificationObserver {
  public:
   static ExtensionProcessManager* Create(Profile* profile);
   virtual ~ExtensionProcessManager();
 
+  ExtensionHost* CreateShellHost(const Extension* extension, const GURL& url);
+
   // Creates a new ExtensionHost with its associated view, grouping it in the
   // appropriate SiteInstance (and therefore process) based on the URL and
   // profile.
   virtual ExtensionHost* CreateViewHost(const Extension* extension,
                                         const GURL& url,
                                         Browser* browser,
                                         content::ViewType view_type);
   ExtensionHost* CreateViewHost(const GURL& url,
                                 Browser* browser,
                                 content::ViewType view_type);
   ExtensionHost* CreatePopupHost(const Extension* extension,
                                  const GURL& url,
                                  Browser* browser);
   ExtensionHost* CreatePopupHost(const GURL& url, Browser* browser);
   ExtensionHost* CreateDialogHost(const GURL& url, Browser* browser);
   ExtensionHost* CreateInfobarHost(const Extension* extension,
                                    const GURL& url,
                                    Browser* browser);
   ExtensionHost* CreateInfobarHost(const GURL& url,
                                    Browser* browser);
 
+  ExtensionHost* CreateShellHost(const GURL& url, Browser* browser);
+
   // Open the extension's options page.
   void OpenOptionsPage(const Extension* extension, Browser* browser);
 
   // Creates a new UI-less extension instance.  Like CreateViewHost, but not
   // displayed anywhere.
   virtual void CreateBackgroundHost(const Extension* extension,
                                     const GURL& url);
 
   // Gets the ExtensionHost for the background page for an extension, or NULL if
   // the extension isn't running or doesn't have a background page.
@@ skipping 62 matching lines @@
   // Close the given |host| iff it's a background page.
   void CloseBackgroundHost(ExtensionHost* host);
 
   // Excludes background page.
   bool HasVisibleViews(const std::string& extension_id);
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionProcessManager);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_PROCESS_MANAGER_H_