Switch from old dialer to new dialer

Change-Id: I51351f252338eee4d0be5723beafc044786b801e
diff --git a/src/com/android/dialer/DialerBackupAgent.java b/src/com/android/dialer/DialerBackupAgent.java
index 0eef689..cbcdf5b 100644
--- a/src/com/android/dialer/DialerBackupAgent.java
+++ b/src/com/android/dialer/DialerBackupAgent.java
@@ -33,6 +33,6 @@
     @Override
     public void onCreate() {
         addHelper(SHARED_KEY, new SharedPreferencesBackupHelper(this,
-               DialtactsActivity.SHARED_PREFS_NAME));
+               OldDialtactsActivity.SHARED_PREFS_NAME));
     }
 }