Fix a broken TetherServiceTest.

This should have been updated when I changed settings to use the new
tethering API.

Bug: 30814807
Change-Id: I3853e6abf1e9976aedae70d4ff41336940545b64
diff --git a/tests/unit/src/com/android/settings/TetherServiceTest.java b/tests/unit/src/com/android/settings/TetherServiceTest.java
index e2bb5f8..bec3e7e 100644
--- a/tests/unit/src/com/android/settings/TetherServiceTest.java
+++ b/tests/unit/src/com/android/settings/TetherServiceTest.java
@@ -239,7 +239,7 @@
         assertTrue(waitForProvisionRequest(TETHERING_WIFI));
         assertTrue(waitForProvisionResponse(TETHER_ERROR_PROVISION_FAILED));
 
-        verify(mWifiManager).setWifiApEnabled(isNull(WifiConfiguration.class), eq(false));
+        verify(mConnectivityManager).stopTethering(ConnectivityManager.TETHERING_WIFI);
     }
 
     public void testFailureStopsTethering_Usb() {