Add "Reboot with MTE" option for supported devices.

Test: make -j64 RunSettingsRoboTests ROBOTEST_FILTER="com.android.settings.development.RebootWithMteDialogTest"
Test: make -j64 RunSettingsRoboTests ROBOTEST_FILTER="com.android.settings.development.RebootWithMtePreferenceControllerTest"

Bug: 206895651

Change-Id: I38ef2c5aeb5c5d805afd4f1ab860f7a0a4d18e1c

src/com/android/settings/development/RebootWithMteDialog.java

@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.development;
+
+import android.app.Dialog;
+import android.app.settings.SettingsEnums;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.os.Bundle;
+import android.os.PowerManager;
+import android.os.SystemProperties;
+
+import androidx.appcompat.app.AlertDialog;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentManager;
+
+import com.android.settings.R;
+import com.android.settings.core.instrumentation.InstrumentedDialogFragment;
+
+public class RebootWithMteDialog extends InstrumentedDialogFragment
+        implements DialogInterface.OnClickListener {
+
+    public static final String TAG = "RebootWithMteDlg";
+    private Context mContext;
+
+    public RebootWithMteDialog(Context context) {
+        mContext = context;
+    }
+
+    public static void show(Context context, Fragment host) {
+        FragmentManager manager = host.getActivity().getSupportFragmentManager();
+        if (manager.findFragmentByTag(TAG) == null) {
+            RebootWithMteDialog dialog = new RebootWithMteDialog(context);
+            dialog.setTargetFragment(host, 0 /* requestCode */);
+            dialog.show(manager, TAG);
+        }
+    }
+
+    @Override
+    public int getMetricsCategory() {
+        return SettingsEnums.REBOOT_WITH_MTE;
+    }
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState) {
+        return new AlertDialog.Builder(getActivity())
+                .setTitle(R.string.reboot_with_mte_title)
+                .setMessage(R.string.reboot_with_mte_message)
+                .setPositiveButton(android.R.string.ok, this /* onClickListener */)
+                .setNegativeButton(android.R.string.cancel, null /* onClickListener */)
+                .setIcon(android.R.drawable.ic_dialog_alert)
+                .create();
+    }
+
+    @Override
+    public void onClick(DialogInterface dialog, int which) {
+        PowerManager pm = mContext.getSystemService(PowerManager.class);
+        SystemProperties.set("arm64.memtag.bootctl", "memtag-once");
+        pm.reboot(null);
+    }
+}