Decouple managed mode code from the policy code in ProfileImpl.

chrome/browser/profiles/profile_impl.h

 // 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.
 
 // This class gathers state related to a single user profile.
 
 #ifndef CHROME_BROWSER_PROFILES_PROFILE_IMPL_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_IMPL_H_
 
 #include <string>
@@ skipping 190 matching lines @@
   //  that the declaration occurs AFTER things it depends on as destruction
   //  happens in reverse order of declaration.
 
 #if defined(ENABLE_CONFIGURATION_POLICY)
   // |prefs_| depends on |policy_service_|, which depends on
   // |user_cloud_policy_manager_| and |managed_mode_policy_provider_|.
   // TODO(bauerb, mnissler): Once |prefs_| is a ProfileKeyedService, these
   // should become proper ProfileKeyedServices as well.
 #if !defined(OS_CHROMEOS)
   scoped_ptr<policy::UserCloudPolicyManager> cloud_policy_manager_;
-#endif
+#endif  // !defined(OS_CHROMEOS)
+#if defined(ENABLE_MANAGED_USERS)
   scoped_ptr<policy::ManagedModePolicyProvider> managed_mode_policy_provider_;
-#endif
+#endif  // defined(ENABLE_MANAGED_USERS)
+#endif  // defined(ENABLE_CONFIGURATION_POLICY)
   scoped_ptr<policy::PolicyService> policy_service_;
 
   // Keep |prefs_| on top for destruction order because |extension_prefs_|,
   // |net_pref_observer_|, |io_data_| and others store pointers to |prefs_| and
   // shall be destructed first.
   scoped_refptr<PrefRegistrySyncable> pref_registry_;
   scoped_ptr<PrefServiceSyncable> prefs_;
   scoped_ptr<PrefServiceSyncable> otr_prefs_;
   ProfileImplIOData::Handle io_data_;
   scoped_refptr<ExtensionSpecialStoragePolicy>
@@ skipping 44 matching lines @@
   //   chrome/browser/profile/profile_keyed_dependency_manager.{h,cc}
 
   Profile::Delegate* delegate_;
 
   chrome_browser_net::Predictor* predictor_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileImpl);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_IMPL_H_