Extract OnDiskEvent and OnFormatEvent logic part from EventRouter to VolumeManager.

chrome/browser/chromeos/extensions/file_manager/volume_manager_factory.cc

 // Copyright 2013 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/chromeos/extensions/file_manager/volume_manager_factory.h"
 
 #include "base/basictypes.h"
 #include "base/memory/singleton.h"
 #include "chrome/browser/chromeos/extensions/file_manager/volume_manager.h"
 #include "chrome/browser/profiles/incognito_helpers.h"
+#include "chrome/browser/profiles/profile.h"
 #include "chromeos/disks/disk_mount_manager.h"
 #include "components/browser_context_keyed_service/browser_context_dependency_manager.h"
 
 namespace file_manager {
 
 VolumeManager* VolumeManagerFactory::Get(content::BrowserContext* context) {
   return static_cast<VolumeManager*>(
       GetInstance()->GetServiceForBrowserContext(context, true));
 }
 
@@ skipping 11 matching lines @@
   return true;
 }
 
 bool VolumeManagerFactory::ServiceIsNULLWhileTesting() const {
   return true;
 }
 
 BrowserContextKeyedService* VolumeManagerFactory::BuildServiceInstanceFor(
     content::BrowserContext* profile) const {
   VolumeManager* instance =
-      new VolumeManager(chromeos::disks::DiskMountManager::GetInstance());
+      new VolumeManager(Profile::FromBrowserContext(profile),
+                        chromeos::disks::DiskMountManager::GetInstance());
   instance->Initialize();
   return instance;
 }
 
 VolumeManagerFactory::VolumeManagerFactory()
     : BrowserContextKeyedServiceFactory(
           "VolumeManagerFactory",
           BrowserContextDependencyManager::GetInstance()) {
 }
 
 VolumeManagerFactory::~VolumeManagerFactory() {
 }
 
 }  // namespace file_manager