src/main/java/com/google/gwt/site/webapp/GWTProject.gwt.xml

<?xml version="1.0" encoding="UTF-8"?>
<!-- Could not determine the version of your GWT SDK; using the module DTD from GWT 1.6.4. You may want to change this. -->
<!DOCTYPE module PUBLIC "-//Google Inc.//DTD Google Web Toolkit//EN" "http://google-web-toolkit.googlecode.com/svn/trunk/distro-source/core/src/gwt-module.dtd">
<module rename-to="gwtproject">
	<inherits name="com.google.gwt.user.User" />
    <inherits name="com.google.gwt.query.Query"/>

	<source path="client" />
	<entry-point
		class="com.google.gwt.site.webapp.client.GWTProjectEntryPoint" />
    <add-linker name="xsiframe"/>
    <set-property name="compiler.useSourceMaps" value="true"/>
    <!-- change to localhost for development -->
    <set-configuration-property name="includeSourceMapUrl" 
    	value="http://www.gwtproject.org/src/__HASH___sourceMap__FRAGMENT__.json"/>

    <set-configuration-property name="installCode" value="false"/>
    <!-- remove after fix to issue 8630 lands -->
    <set-configuration-property name="installScriptJs" value="com/google/gwt/core/ext/linker/impl/installScriptDirect.js"/>
</module>