xsl/bundles/org.eclipse.wst.xsl.exslt.core/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
   <extension
         point="org.eclipse.wst.common.uriresolver.resolverExtensions">
      <resolverExtension
            class="org.eclipse.wst.xsl.exslt.core.internal.resolver.EXSLTResolverExtension"
            stage="prenormalization">
      </resolverExtension>
   </extension>

</plugin>