Split apk-build.xml into 3 steps

build/android/ant/create-test-jar.js

 // Copyright (c) 2012 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.
 
 /**
  * Combines classes from javac.custom.classpath property and ${out.dir}/classes
  * into a single jar file ${ant.project.name}.jar and places the file in
  * ${lib.java.dir}.
  */
 
 importClass(java.io.File);
 importClass(org.apache.tools.ant.types.Reference);
 importClass(org.apache.tools.ant.types.FileSet);
 importClass(org.apache.tools.ant.types.ZipFileSet);
 importClass(org.apache.tools.ant.taskdefs.Zip);
 
 var jarTask = project.createTask("jar");
 
 // Do not allow duplicates in the jar, the default behavior of Jar task
 // is "add" which means duplicates are allowed.
 // This can cause a class file to be included multiple times, setting the
 // duplicate to "preserve" ensures that only the first definition is included.
 
 var duplicate = Zip.Duplicate();
 duplicate.setValue("preserve");
 jarTask.setDuplicate(duplicate);
 
-var destFile = project.getProperty("ant.project.name") + ".jar";
-var destPath = File(project.getProperty("test.lib.java.dir") + "/" + destFile);
+var destPath = File(project.getProperty("TEST_JAR_PATH"));
 jarTask.setDestFile(destPath);
 
 // Include all the jars in the classpath.
 var javacCustomClasspath =
     project.getReference("javac.custom.classpath").list();
 
 for (var i in javacCustomClasspath) {
   var fileName = javacCustomClasspath[i]
   var fileExtension = fileName.split("\\.").pop();
   if(fileExtension == "jar")
@@ skipping 17 matching lines @@
 var excludedClasses = ["R.class", "R$*.class", "Manifest.class",
     "Manifest$*.class", "BuildConfig.class"]
 
 var exclusionString = "";
 for (var i in excludedClasses) {
   exclusionString += appPackagePath+ "/" + excludedClasses[i] + " ";
 }
 
 jarTask.setExcludes(exclusionString);
 jarTask.perform();