Minimize HomeCard if the user opens something in the home card.

athena/activity/activity_view_manager_impl.cc

 // 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.
 
 #include "athena/activity/public/activity_view_manager.h"
 
 #include <algorithm>
 #include <map>
 
 #include "athena/activity/activity_widget_delegate.h"
@@ skipping 22 matching lines @@
     params.activatable = views::Widget::InitParams::ACTIVATABLE_YES;
     widget_->Init(params);
     activity_->GetActivityViewModel()->Init();
   }
 
   virtual ~ActivityWidget() {}
 
   void Show() {
     Update();
     widget_->Show();
+    widget_->Activate();
   }
 
   void Update() {
     widget_->UpdateWindowTitle();
   }
 
  private:
 
   Activity* activity_;
   views::Widget* widget_;
@@ skipping 54 matching lines @@
 ActivityViewManager* ActivityViewManager::Get() {
   return instance;
 }
 
 void ActivityViewManager::Shutdown() {
   CHECK(instance);
   delete instance;
 }
 
 }  // namespace athena