Added GPU stress test with multiple tabs in one single window.

content/test/gpu/gpu_stress_tests/__init__.py

Index: content/test/gpu/gpu_stress_tests/__init__.py
diff --git a/content/test/gpu/gpu_tests/__init__.py b/content/test/gpu/gpu_stress_tests/__init__.py
similarity index 65%
copy from content/test/gpu/gpu_tests/__init__.py
copy to content/test/gpu/gpu_stress_tests/__init__.py
index 3b4df351fdb2b680fcfc75b209f1cd45b614f550..b4d3ae9bc9f41e6488e5a7961d2d28ba82cc1b11 100644
--- a/content/test/gpu/gpu_tests/__init__.py
+++ b/content/test/gpu/gpu_stress_tests/__init__.py
@@ -1,14 +1,16 @@
-# Copyright (c) 2012 The Chromium Authors. All rights reserved.
+# Copyright (c) 2013 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.
+
 """A library for Chrome GPU test code."""
+
 import os
 import sys
 
 def Init():
   telemetry_path = os.path.join(
-    os.path.dirname(__file__),
-    '..', '..', '..', '..', 'tools', 'telemetry')
+      os.path.dirname(__file__), os.pardir, os.pardir, os.pardir, os.pardir,
+      'tools', 'telemetry')
   absolute_telemetry_path = os.path.abspath(telemetry_path)
   sys.path.append(absolute_telemetry_path)