Android content shell bringup.

net/android/java/net.xml

 <project name="net" default="dist" basedir=".">
   <description>
     Building net/ java source code with ant.
   </description>
   <!-- Set global properties for this build -->
   <property environment="env"/>
   <property name="sdk.dir" location="${env.ANDROID_SDK_ROOT}"/>
   <!-- TODO(jrg): The apk-runner's version is hardcoded to SDK version 14. These
     two should be unified. -->
   <property name="sdk.version" value="${env.ANDROID_SDK_VERSION}"/>
@@ skipping 20 matching lines @@
     <!-- Create the build directory structure used by compile -->
     <mkdir dir="${out.dir}"/>
     <mkdir dir="${dest.dir}"/>
   </target>
 
   <target name="compile" depends="init"
           description="compile the source " >
     <javac srcdir="${src}" destdir="${dest.dir}">
       <classpath>
         <path location="${location.base}/android.jar"/>
-        <path location="${PRODUCT_DIR}/chromium_base.jar"/>
+        <path location="${out.dir}/chromium_base.jar"/>
       </classpath>
     </javac>
   </target>
 
   <target name="dist" depends="compile"
           description="generate the distribution" >
     <!-- Create the distribution directory -->
     <mkdir dir="${dist}/lib"/>
 
     <jar jarfile="${out.dir}/chromium_net.jar" basedir="${dest.dir}"/>
   </target>
 
   <target name="clean"
           description="clean up" >
     <delete dir="${dest.dir}"/>
     <delete dir="${dist}"/>
   </target>
 </project>