 androidx.preference.PreferenceManager.PreferenceComparisonCallback {     ctor public PreferenceManager.SimplePreferenceComparisonCallback();     method public boolean arePreferenceContentsTheSame(androidx.preference.Preference!, androidx.preference.Preference!);     method public boolean arePreferenceItemsTheSame(androidx.preference.Preference!, androidx.preference.Preference!);   }    public 