public static File buildToolsFolder() {
    if (sBuildToolsVersion != null) {
      return new File(buildToolsHome(), sBuildToolsVersion);
    }
    return findLatestBuildToolsFolder();
  }
@return path to android.jar of latest android api.
selendroid-standalone/src/main/java/io/selendroid/standalone/android/AndroidSdk.java