Introduces AppActivity and handler of chrome.shell API.

athena/activity/public/activity_factory.h

 // Copyright 2014 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 ATHENA_ACTIVITY_PUBLIC_ACTIVITY_FACTORY_H_
 #define ATHENA_ACTIVITY_PUBLIC_ACTIVITY_FACTORY_H_
 
 #include "athena/athena_export.h"
 #include "url/gurl.h"
 
 namespace content {
 class BrowserContext;
+class WebContents;
 }
 
 namespace athena {
 class Activity;
 
 class ATHENA_EXPORT ActivityFactory {
  public:
   // Registers the singleton factory.
   static void RegisterActivityFactory(ActivityFactory* factory);
 
   // Gets the registered singleton factory.
   static ActivityFactory* Get();
 
   // Shutdowns the factory.
   static void Shutdown();
 
   virtual ~ActivityFactory() {}
 
   // Create an activity of a web page.
   virtual Activity* CreateWebActivity(content::BrowserContext* browser_context,
                                       const GURL& url) = 0;
 
-  // Create an activity of an app.
-  virtual Activity* CreateAppActivity(content::BrowserContext* browser_context,
-                                      const std::string& app_id) = 0;
+  // Create an activity of an app with |web_contents|.
+  virtual Activity* CreateAppActivity(content::WebContents* web_contents) = 0;

[James Cook, 2014/06/16 16:12:30]

Not for this CL:  Will Athena ever support multi-profile? If so you might want
to make the ActivityFactory a KeyedService (on the BrowserContext).

[Jun Mukai, 2014/06/16 17:46:52]

I think eventually it will, but not now.

 };
 
 }  // namespace athena
 
 #endif  // ATHENA_ACTIVITY_PUBLIC_ACTIVITY_FACTORY_H_