Build changes for updating Android SDK to 4.3.

build/android/ant/apk-codegen.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <!--
     Copyright (C) 2005-2008 The Android Open Source Project
 
     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
     You may obtain a copy of the License at
 
          http://www.apache.org/licenses/LICENSE-2.0
 
@@ skipping 11 matching lines @@
   <property name="out.absolute.dir" location="${out.dir}" />
   <property name="out.res.absolute.dir" location="${out.dir}/res" />
   <property name="out.manifest.abs.file" location="${out.dir}/AndroidManifest.xml" />
   <property name="gen.absolute.dir" value="${out.dir}/gen"/>
 
   <!-- tools location -->
   <property name="sdk.dir" location="${ANDROID_SDK_ROOT}"/>
   <property name="target" value="android-${ANDROID_SDK_VERSION}"/>
   <property name="android.tools.dir" location="${sdk.dir}/tools" />
   <property name="android.platform.tools.dir" location="${sdk.dir}/platform-tools" />
-  <property name="aapt" location="${android.platform.tools.dir}/aapt" />
+  <property name="android.sdk.build.tools.dir" location="${ANDROID_SDK_BUILD_TOOLS}" />
+  <property name="aapt" location="${android.sdk.build.tools.dir}/aapt" />
   <property name="project.target.android.jar" location="${ANDROID_SDK_JAR}" />
 
   <!-- jar file from where the tasks are loaded -->
   <path id="android.antlibs">
-      <pathelement path="${sdk.dir}/tools/lib/anttasks.jar" />
+      <pathelement path="${sdk.dir}/tools/lib/ant-tasks.jar" />
   </path>
 
   <!-- Custom tasks -->
   <taskdef resource="anttasks.properties" classpathref="android.antlibs" />
 
   <!--
     Include additional resource folders in the apk, e.g. content/.../res.  We
     list the res folders in project.library.res.folder.path and the
     corresponding java packages in project.library.packages, which must be
     semicolon-delimited while ADDITIONAL_RES_PACKAGES is space-delimited, hence
@@ skipping 59 matching lines @@
               ignoreAssets="${aapt.ignore.assets}"
               binFolder="${out.absolute.dir}"
               proguardFile="${out.absolute.dir}/proguard.txt">
           <res path="${out.res.absolute.dir}" />
           <res path="${resource.absolute.dir}" />
       </aapt>
 
       <touch file="${STAMP}" />
   </target>
 </project>