Add mandatory biometric prompt to platform surfaces (3/N)

Pass user ids for identity check. This is to make sure that the right
user is requested auth for different profiles.

Flag: android.hardware.biometrics.Flags.MANDATORY_BIOMETRICS
Bug: 339910718
Test: atest UtilsTest
Change-Id: I953b56e9bfd1edd49d080124905d42a23247b7a7

src/com/android/settings/MainClear.java

@@ -182,10 +182,13 @@ public class MainClear extends InstrumentedFragment implements OnGlobalLayoutLis
         }
 
         if (requestCode == KEYGUARD_REQUEST) {
+            final int userId = getActivity().getUserId();
             if (Utils.requestBiometricAuthenticationForMandatoryBiometrics(getActivity(),
                     false /* biometricsSuccessfullyAuthenticated */,
-                    false /* biometricsAuthenticationRequested */)) {
-                Utils.launchBiometricPromptForMandatoryBiometrics(this, BIOMETRICS_REQUEST);
+                    false /* biometricsAuthenticationRequested */,
+                    userId)) {
+                Utils.launchBiometricPromptForMandatoryBiometrics(this, BIOMETRICS_REQUEST,
+                        userId);
                 return;
             }
         }