Messaging: Convert further parts to androidx

CursorLoader, LoaderManager, Preferences, Fragments, ...

Change-Id: I8787b2db365249839547c6d5c21ab7cd5ff42082

src/com/android/messaging/ui/BaseBugleFragmentActivity.java

@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2015 The Android Open Source Project
+ * Copyright (C) 2024 The LineageOS Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +17,7 @@
 
 package com.android.messaging.ui;
 
-import android.app.Activity;
+import androidx.fragment.app.FragmentActivity;
 
 import com.android.messaging.util.BugleActivityUtil;
 import com.android.messaging.util.LogUtil;
@@ -25,7 +26,7 @@ import com.android.messaging.util.LogUtil;
  * Base class for app activities that would normally derive from FragmentActivity. Responsible for
  * ensuring app requirements are met during onResume()
  */
-public class BaseBugleFragmentActivity extends Activity {
+public class BaseBugleFragmentActivity extends FragmentActivity {
     @Override
     protected void onResume() {
         super.onResume();