Adding application lifetime tests to athena, allowing to override focus request for applciations

athena/content/app_activity_proxy.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_CONTENT_APP_ACTIVITY_PROXY_H_
 #define ATHENA_CONTENT_APP_ACTIVITY_PROXY_H_
 
 #include <vector>
 
 #include "athena/activity/public/activity.h"
@@ skipping 55 matching lines @@
   // upon initialization. Once moved, this value gets reset since the object
   // can go away at any time.
   AppActivity* replaced_activity_;
 
   // The associated view.
   views::View* view_;
 
   // The content proxy.
   scoped_ptr<ContentProxy> content_proxy_;
 
+  // True if restart got already called.
+  bool restart_called_;
+
   DISALLOW_COPY_AND_ASSIGN(AppActivityProxy);
 };
 
 }  // namespace athena
 
 #endif  // ATHENA_CONTENT_APP_ACTIVITY_PROXY_H_