Add support for Ash to Notifications

chrome/browser/status_icons/desktop_notification_balloon.cc

 // 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.
 
 #include "chrome/browser/status_icons/desktop_notification_balloon.h"
 
 #include "base/bind.h"
 #include "base/string_number_conversions.h"
 #include "base/threading/thread_restrictions.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 31 matching lines @@
   virtual void Display() OVERRIDE {
     MessageLoop::current()->PostDelayedTask(
         FROM_HERE,
         base::Bind(&CloseBalloon, id()),
         base::TimeDelta::FromSeconds(kTimeoutSeconds));
   }
   virtual void Error() OVERRIDE {}
   virtual void Close(bool by_user) OVERRIDE {}
   virtual void Click() OVERRIDE {}
   virtual std::string id() const OVERRIDE { return id_; }
+  virtual content::RenderViewHost* GetRenderViewHost() const OVERRIDE {
+    return NULL;
+  }
 
  private:
   virtual ~DummyNotificationDelegate() {}
 
   std::string id_;
 };
 
 }  // anonymous namespace
 
 int DesktopNotificationBalloon::id_count_ = 1;
@@ skipping 20 matching lines @@
       GURL(), content_url, string16(), string16(),
       new DummyNotificationDelegate(base::IntToString(id_count_++))));
 
   // Allowing IO access is required here to cover the corner case where
   // there is no last used profile and the default one is loaded.
   // IO access won't be required for normal uses.
   base::ThreadRestrictions::ScopedAllowIO allow_io;
   g_browser_process->notification_ui_manager()->Add(
       *notification_.get(), ProfileManager::GetLastUsedProfile());
 }