Adding Baseframework of the ResourceManager (all hooks and observers) are being put in place with a…

athena/content/app_activity_proxy.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/content/app_activity_proxy.h"
 
 #include "athena/content/app_activity_registry.h"
 #include "ui/views/view.h"
 #include "ui/views/widget/widget.h"
 
@@ skipping 24 matching lines @@
     return;
   app_activity_registry_->RestartApplication(this);
   // Note: This object is now destroyed.
 }
 
 Activity::ActivityState AppActivityProxy::GetCurrentState() {
   return ACTIVITY_UNLOADED;
 }
 
 bool AppActivityProxy::IsVisible() {
-  return true;
+  return false;
 }
 
 Activity::ActivityMediaState AppActivityProxy::GetMediaState() {
   // This proxy has never any media playing.
   return ACTIVITY_MEDIA_STATE_NONE;
 }
 
 aura::Window* AppActivityProxy::GetWindow() {
   return view_->GetWidget()->GetNativeWindow();
 }
@@ skipping 19 matching lines @@
 
 void AppActivityProxy::CreateOverviewModeImage() {
   // Nothing we can do here.
 }
 
 gfx::ImageSkia AppActivityProxy::GetOverviewModeImage() {
   return image_;
 }
 
 }  // namespace athena