Use trampoline for FaceEnrollIntroductionInternal

package com.android.settings.biometrics.face;

import static com.android.settings.Utils.SETTINGS_PACKAGE_NAME;

import android.content.Intent;

import android.os.Bundle;

import androidx.fragment.app.FragmentActivity;

/**

 * Wrapper of {@link FaceEnrollIntroduction} to use with a pre-defined task affinity.

 *

 * <p>Trampolines over to FaceEnrollIntroduction - doing this as a trampoline rather than having

 * this activity extend FaceEnrollIntroduction works around b/331157120.

 */

public class FaceEnrollIntroductionInternal extends FaceEnrollIntroduction {

public class FaceEnrollIntroductionInternal extends FragmentActivity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        if (isFinishing()) {

            return;

        }

        // Copy our intent to grab all extras. Drop flags so we don't start new tasks twice.

        Intent trampoline = new Intent(getIntent());

        trampoline.setFlags(0);

        // Trampoline to the intended activity, and finish

        trampoline.setClassName(SETTINGS_PACKAGE_NAME, FaceEnrollIntroduction.class.getName());

        startActivity(trampoline);

        finish();

    }

}