Don't crash during setup of secondary users

Make sure to call super.onActivityCreated() even in the short-circuit
case where there's an early 'return'.  This has probably been broken
for a long time but was never exercised while bringing up a new-from-
scratch device, but is the usual code path now for secondary users.

Change-Id: I0c1a5116440908d65750133689507917307e1dcd

src/com/android/settings/wifi/WifiSettings.java

@@ -239,7 +239,6 @@ public class WifiSettings extends SettingsPreferenceFragment
         // We don't call super.onActivityCreated() here, since it assumes we already set up
         // Preference (probably in onCreate()), while WifiSettings exceptionally set it up in
         // this method.
-
         mP2pSupported = getPackageManager().hasSystemFeature(PackageManager.FEATURE_WIFI_DIRECT);
         mWifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
 
@@ -295,6 +294,7 @@ public class WifiSettings extends SettingsPreferenceFragment
                     getActivity().getSystemService(Context.CONNECTIVITY_SERVICE);
             if (connectivity != null
                     && connectivity.getNetworkInfo(ConnectivityManager.TYPE_WIFI).isConnected()) {
+                super.onActivityCreated(savedInstanceState);
                 activity.finish();
                 return;
             }