geowebcache xml extract

gwc.xml

    <wmsLayer>
      <name>google</name>
      <mimeFormats>
        <string>image/png</string>
      </mimeFormats>
      <gridSubsets>
        <gridSubset>
          <gridSetName>EPSG:4326</gridSetName>
        </gridSubset>
        <gridSubset>
          <gridSetName>EPSG:900913</gridSetName>
        </gridSubset>
      </gridSubsets>
      <wmsUrl>
        <string>http://mapserver/maps/google</string>
      </wmsUrl>
    </wmsLayer>