Fix Arc integration test.

chrome/browser/chromeos/profiles/profile_helper.h

 // Copyright (c) 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_PROFILES_PROFILE_HELPER_H_
 #define CHROME_BROWSER_CHROMEOS_PROFILES_PROFILE_HELPER_H_
 
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 11 matching lines @@
 class Profile;
 
 namespace base {
 class FilePath;
 }
 
 namespace extensions {
 class ExtensionGarbageCollectorChromeOSUnitTest;
 }
 
-namespace arc {
-class SyncArcPackageHelper;
-}
-
 namespace ash {
 namespace test {
 class MultiUserWindowManagerChromeOSTest;
 }  // namespace test
 }  // namespace ash
 
 namespace policy {
 class DeviceStatusCollectorTest;
 }  // namespace policy
 
@@ skipping 116 matching lines @@
   friend class extensions::ExtensionGarbageCollectorChromeOSUnitTest;
   friend class FakeChromeUserManager;
   friend class KioskTest;
   friend class MockUserManager;
   friend class MultiProfileUserControllerTest;
   friend class PrinterDetectorAppSearchEnabledTest;
   friend class ProfileHelperTest;
   friend class ProfileListChromeOSTest;
   friend class SessionStateDelegateChromeOSTest;
   friend class SystemTrayDelegateChromeOSTest;
-  friend class arc::SyncArcPackageHelper;
   friend class ash::test::MultiUserWindowManagerChromeOSTest;
   friend class ::ArcAppTest;
   friend class ::test::BrowserFinderChromeOSTest;
 
   // Called when signin profile is cleared.
   void OnSigninProfileCleared();
 
   // BrowsingDataRemover::Observer implementation:
   void OnBrowsingDataRemoverDone() override;
 
@@ skipping 56 matching lines @@
   std::unique_ptr<FileFlusher> profile_flusher_;
 
   base::WeakPtrFactory<ProfileHelper> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileHelper);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_PROFILES_PROFILE_HELPER_H_