Enable Skip fingerprint when adding corp account.

- override the internal activity for picking screen lock from setup
wizard, so that when adding corp account, it can skip fingerprint even
when device is not yet provisioned.

Change-Id: I9485c54d097c82a584297fcaeb63b3271e05c1b6
Fixes: 112706989
Test: atest com.android.settings.password.SetupChooseLockGenericTest

src/com/android/settings/password/ChooseLockGeneric.java

@@ -264,6 +264,10 @@ public class ChooseLockGeneric extends SettingsActivity {
             return false;
         }
 
+        protected Class<? extends ChooseLockGeneric.InternalActivity> getInternalActivityClass() {
+            return ChooseLockGeneric.InternalActivity.class;
+        }
+
         protected void addHeaderView() {
             if (mForFingerprint) {
                 setHeaderView(R.layout.choose_lock_generic_fingerprint_header);
@@ -291,7 +295,7 @@ public class ChooseLockGeneric extends SettingsActivity {
                 return true;
             } else if (KEY_SKIP_FINGERPRINT.equals(key) || KEY_SKIP_FACE.equals(key)) {
                 Intent chooseLockGenericIntent = new Intent(getActivity(),
-                    ChooseLockGeneric.InternalActivity.class);
+                    getInternalActivityClass());
                 chooseLockGenericIntent.setAction(getIntent().getAction());
                 // Forward the target user id to  ChooseLockGeneric.
                 chooseLockGenericIntent.putExtra(Intent.EXTRA_USER_ID, mUserId);