Use CONTACT_METADATA_SYNC_ENABLED.

BUG 28295805

Change-Id: I115d95c47a5b5f48d9b34dcf09ea9028a870b073
diff --git a/src/com/android/providers/contacts/ContactsProvider2.java b/src/com/android/providers/contacts/ContactsProvider2.java
index 8097a55..ac8b5d6 100644
--- a/src/com/android/providers/contacts/ContactsProvider2.java
+++ b/src/com/android/providers/contacts/ContactsProvider2.java
@@ -1581,7 +1581,7 @@
         mFastScrollingIndexCache = FastScrollingIndexCache.getInstance(getContext());
 
         mMetadataSyncEnabled = android.provider.Settings.Global.getInt(
-                getContext().getContentResolver(), Global.CONTACT_METADATA_SYNC, 0) == 1;
+                getContext().getContentResolver(), Global.CONTACT_METADATA_SYNC_ENABLED, 0) == 1;
 
         mContactsHelper = getDatabaseHelper(getContext());
         mDbHelper.set(mContactsHelper);