Update the action bar in settings.

        <item name="ic_menu_moreoverflow">@*android:drawable/ic_menu_moreoverflow_holo_dark</item>

        <item name="ic_wps">@drawable/ic_wps_dark</item>

        <item name="wifi_signal">@drawable/wifi_signal_dark</item>

        <item name="android:actionBarStyle">@android:style/Widget.Holo.ActionBar.Solid</item>

    </style>

</resources>