tests/org.eclipse.ui.resources.semantic.examples.test/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
   <extension
         point="org.eclipse.core.resources.semantic.contentProvider">
      <contentProvider
            class="org.eclipse.core.resources.semantic.test.provider.RestTestContentProvider"
            id="org.eclipse.core.resources.semantic.test.provider.RestTestContentProvider">
      </contentProvider>
   </extension>

</plugin>