Merge "Wait for fingerprints to be removed (Partial fix)." into nyc-dev

am: 1f361c2

* commit '1f361c25e09ee07dd0babb4e7b9a8d3720f0ca31':
  Wait for fingerprints to be removed (Partial fix).

Change-Id: If4d49cc787554adf56451cff0fb7239e4dda9318

src/com/android/settings/ChooseLockGeneric.java

@@ -648,8 +648,13 @@ public class ChooseLockGeneric extends SettingsActivity {
                                 mFingerprintManager.setActiveUser(UserHandle.myUserId());
                             }
                         });
+            } else {
+                // The removal callback will call finish, once all fingerprints are removed.
+                // We need to wait for that to occur, otherwise, the UI will still show that
+                // fingerprints exist even though they are (about to) be removed depending on
+                // the race condition.
+                finish();
             }
-            finish();
         }
 
         @Override