Add callback to DiskMountManager::UnmountPath

chrome/browser/chromeos/extensions/file_browser_private_apitest.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 <stdio.h>
 
 #include "base/stl_util.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 227 matching lines @@
 
  protected:
   chromeos::disks::MockDiskMountManager* disk_mount_manager_mock_;
   DiskMountManager::DiskMap volumes_;
   DiskMountManager::MountPointMap mount_points_;
 };
 
 IN_PROC_BROWSER_TEST_F(ExtensionFileBrowserPrivateApiTest, FileBrowserMount) {
   // We will call fileBrowserPrivate.unmountVolume once. To test that method, we
   // check that UnmountPath is really called with the same value.
-  EXPECT_CALL(*disk_mount_manager_mock_, UnmountPath(_, _))
+  EXPECT_CALL(*disk_mount_manager_mock_, UnmountPath(_, _,  _))
       .Times(0);
   EXPECT_CALL(*disk_mount_manager_mock_,
               UnmountPath(
                   chromeos::CrosDisksClient::GetArchiveMountPoint().AppendASCII(
                       "archive_mount_path").AsUTF8Unsafe(),
-                  chromeos::UNMOUNT_OPTIONS_NONE)).Times(1);
+                  chromeos::UNMOUNT_OPTIONS_NONE, _)).Times(1);
 
   EXPECT_CALL(*disk_mount_manager_mock_, disks())
       .WillRepeatedly(ReturnRef(volumes_));
 
   EXPECT_CALL(*disk_mount_manager_mock_, mount_points())
       .WillRepeatedly(ReturnRef(mount_points_));
 
   ASSERT_TRUE(RunComponentExtensionTest("filebrowser_mount"))  << message_;
 }