Make the show/hide system setting for recent location acccesses sticky.

This is in order to align the location indicator with the list of recent
accesses shown in Settings.

Bug: 191503437
Test: manual
Change-Id: I7aaa65390567ca644e7137de15c558cdcdb29935

src/com/android/settings/location/RecentLocationAccessSeeAllPreferenceController.java

@@ -20,6 +20,7 @@ import static com.android.settings.location.RecentLocationAccessPreferenceContro
 
 import android.content.Context;
 import android.os.UserManager;
+import android.provider.Settings;
 
 import androidx.preference.Preference;
 import androidx.preference.PreferenceScreen;
@@ -43,6 +44,8 @@ public class RecentLocationAccessSeeAllPreferenceController
 
     public RecentLocationAccessSeeAllPreferenceController(Context context, String key) {
         super(context, key);
+        mShowSystem = Settings.Secure.getInt(mContext.getContentResolver(),
+                Settings.Secure.LOCATION_SHOW_SYSTEM_OPS, 0) == 1;
         mRecentLocationAccesses = RecentAppOpsAccess.createForLocation(context);
     }