Add device/profile app check in background check

If app is device or profile app, we disable the background check
toggle. This cl also create an util method for this check and
remove duplicate code

Bug: 64665807
Test: RunSettingsRoboTests
Change-Id: Id8336eadaac8832327bc3653aaa7dfbacde352ac

src/com/android/settings/fuelgauge/AppButtonsPreferenceController.java

@@ -381,7 +381,7 @@ public class AppButtonsPreferenceController extends AbstractPreferenceController
         // We don't allow uninstalling DO/PO on *any* users, because if it's a system app,
         // "uninstall" is actually "downgrade to the system version + disable", and "downgrade"
         // will clear data on all users.
-        if (isProfileOrDeviceOwner(mPackageInfo.packageName)) {
+        if (Utils.isProfileOrDeviceOwner(mUserManager, mDpm, mPackageInfo.packageName)) {
             enabled = false;
         }
 
@@ -581,21 +581,6 @@ public class AppButtonsPreferenceController extends AbstractPreferenceController
                 || (mUserManager.isSplitSystemUser() && userCount == 2);
     }
 
-    /** Returns if the supplied package is device owner or profile owner of at least one user */
-    private boolean isProfileOrDeviceOwner(String packageName) {
-        List<UserInfo> userInfos = mUserManager.getUsers();
-        if (mDpm.isDeviceOwnerAppOnAnyUser(packageName)) {
-            return true;
-        }
-        for (int i = 0, size = userInfos.size(); i < size; i++) {
-            ComponentName cn = mDpm.getProfileOwnerAsUser(userInfos.get(i).id);
-            if (cn != null && cn.getPackageName().equals(packageName)) {
-                return true;
-            }
-        }
-        return false;
-    }
-
     private final BroadcastReceiver mCheckKillProcessesReceiver = new BroadcastReceiver() {
         @Override
         public void onReceive(Context context, Intent intent) {