Remove unsupported visual_lines

    <string-array name="track_frame_time_entries">

        <item>Off</item>

        <item>On screen as bars</item>

        <item>On screen as lines</item>

        <item>In adb shell dumpsys gfxinfo</item>

    </string-array>

    <string-array name="track_frame_time_values" translatable="false" >

        <item>false</item>

        <item>visual_bars</item>

        <item>visual_lines</item>

        <item>true</item>

    </string-array>