diff -r 000000000000 -r 6474c204b198 media/webrtc/trunk/build/android/pylib/java_unittest_utils.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/media/webrtc/trunk/build/android/pylib/java_unittest_utils.py	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,27 @@
+# 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.
+
+"""This file is imported by python tests ran by run_python_tests.py."""
+
+import os
+
+import android_commands
+from run_java_tests import TestRunner
+
+
+def _GetPackageName(fname):
+  """Extracts the package name from the test file path."""
+  base_root = os.path.join('com', 'google', 'android')
+  dirname = os.path.dirname(fname)
+  package = dirname[dirname.rfind(base_root):]
+  return package.replace(os.sep, '.')
+
+
+def RunJavaTest(fname, suite, test, ports_to_forward):
+  device = android_commands.GetAttachedDevices()[0]
+  package_name = _GetPackageName(fname)
+  test = package_name + '.' + suite + '#' + test
+  java_test_runner = TestRunner(False, device, [test], False, False, False,
+                                False, 0, ports_to_forward)
+  return java_test_runner.Run()