When un-unifying the personal and work locks, launch lock setup

When the user decides to have a separate work lock, it makes sense
to send them to set up that lock directly. Also fixes the issue where
we have work fingerprints in a unified state and un-unifying leaves
the work profile with no lock but fingerprints.

Bug: 27199237
Change-Id: I85dab9cdf993af69a661d8f0cd4ad2449a348cac
diff --git a/src/com/android/settings/SecuritySettings.java b/src/com/android/settings/SecuritySettings.java
index 8966974..eb781e4 100644
--- a/src/com/android/settings/SecuritySettings.java
+++ b/src/com/android/settings/SecuritySettings.java
@@ -702,7 +702,12 @@
                 dialog.show(getChildFragmentManager(), TAG_UNIFICATION_DIALOG);
             } else {
                 mLockPatternUtils.setSeparateProfileChallengeEnabled(mProfileChallengeUserId, true);
-                createPreferenceHierarchy();
+                Bundle extras = new Bundle();
+                extras.putInt(Intent.EXTRA_USER_ID, mProfileChallengeUserId);
+                startFragment(this,
+                        "com.android.settings.ChooseLockGeneric$ChooseLockGenericFragment",
+                        R.string.lock_settings_picker_title_profile,
+                        SET_OR_CHANGE_LOCK_METHOD_REQUEST_PROFILE, extras);
             }
         } else if (KEY_SHOW_PASSWORD.equals(key)) {
             Settings.System.putInt(getContentResolver(), Settings.System.TEXT_SHOW_PASSWORD,