Add a floating close button for arc custom notification

components/arc/arc_bridge_service.cc

 // Copyright 2015 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 "components/arc/arc_bridge_service.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/sequenced_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "chromeos/chromeos_switches.h"
-#include "components/arc/arc_bridge_service_impl.h"
 
 namespace arc {
 
 namespace {
 
 // Weak pointer.  This class is owned by ArcServiceManager.
 ArcBridgeService* g_arc_bridge_service = nullptr;
 
 }  // namespace
 
@@ skipping 601 matching lines @@
   CloseObbMounterChannel();
   ClosePolicyChannel();
   ClosePowerChannel();
   CloseProcessChannel();
   CloseStorageManagerChannel();
   CloseVideoChannel();
   CloseWindowManagerChannel();
 }
 
 }  // namespace arc