prefs / sync: rewrite ProfileSyncServicePreferenceTest to rely on sync/api instead of c/b/s/glue.

There's no need to use GenericChangeProcessor for a test like this.

TBR=mnissler@chromium.org
BUG=339726

Review URL: https://codereview.chromium.org/258753002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@267009 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/prefs/pref_model_associator.h

@@ -110,7 +110,7 @@ class PrefModelAssociator
                                 SyncedPrefObserver* observer);
 
  protected:
-  friend class ProfileSyncServicePreferenceTest;
+  friend class PrefsSyncableServiceTest;
 
   typedef std::map<std::string, syncer::SyncData> SyncDataMap;
 

chrome/chrome_tests_unit.gypi

@@ -1154,6 +1154,7 @@
         'browser/prefs/pref_hash_filter_unittest.cc',
         'browser/prefs/pref_hash_store_impl_unittest.cc',
         'browser/prefs/pref_model_associator_unittest.cc',
+        'browser/prefs/prefs_syncable_service_unittest.cc',
         'browser/prefs/profile_pref_store_manager_unittest.cc',
         'browser/prefs/proxy_config_dictionary_unittest.cc',
         'browser/prefs/proxy_policy_unittest.cc',
@@ -1331,7 +1332,6 @@
         'browser/sync/profile_sync_components_factory_mock.h',
         'browser/sync/profile_sync_service_autofill_unittest.cc',
         'browser/sync/profile_sync_service_bookmark_unittest.cc',
-        'browser/sync/profile_sync_service_preference_unittest.cc',
         'browser/sync/profile_sync_service_startup_unittest.cc',
         'browser/sync/profile_sync_service_typed_url_unittest.cc',
         'browser/sync/profile_sync_service_unittest.cc',