Make TableClassifierTest independent of browser window dimention

build.xml

 <?xml version="1.0" encoding="utf-8" ?>
 <!--
  Copyright 2014 The Chromium Authors. All rights reserved.
  Use of this source code is governed by a BSD-style license that can be
  found in the LICENSE file.
 -->
 <project name="DomDistiller" default="build" basedir=".">
   <property environment="env"/>
   <!-- Arguments to gwtc and devmode targets -->
   <property name="gwt.args" value="-XclosureCompiler -XnoclassMetadata -XnocheckCasts -style OBF" />
@@ skipping 212 matching lines @@
       <arg value="DomDistillerJsTest"/>
     </java>
   </target>
 
 
   <!-- Run jstests for the Linux platform -->
   <target name="-jstests.linux" if="isLinux">
     <exec executable="xvfb-run" failonerror="true">
       <env key="PATH" path="${env.PATH}:${basedir}/buildtools"/>
       <arg value="--auto-servernum"/>
+      <arg value="-s"/>
+      <arg value="-screen 0 1024x768x24"/>
       <arg value="./run_jstests.py"/>
       <arg line="--filter=${test.filter}
         --debug_level ${test.debug_level}
         --shuffle ${test.shuffle}
         --repeat ${test.repeat}"/>
     </exec>
   </target>
 
   <!-- Run jstests for the Mac OS X platform -->
   <target name="-jstests.mac" if="isMac">
@@ skipping 37 matching lines @@
     <delete dir="war/domdistillerjstest" failonerror="false" />
     <delete file="war/DomDistiller.war" failonerror="false" />
     <delete dir="gwt-unitCache" failonerror="false" />
     <delete dir="out" failonerror="false" />
     <delete failonerror="false" includeemptydirs="true">
       <fileset dir="war" includes="*JUnit/**"/>
     </delete>
   </target>
 
 </project>