Update tools/perf to use cloud_storage from catapult.

tools/perf/profile_creators/update_remote_extensions.py

 # Copyright 2015 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.
 
 import base64
 import csv
 import json
 import optparse
 import os
 import shutil
 import sys
 import tempfile
 import urllib2
 import zipfile
 
-sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..',
-    'telemetry'))
+chromium_src_path = os.path.realpath(os.path.join(
+    os.path.abspath(__file__), '..', '..', '..', '..'))
+
+telemetry_path = os.path.join(chromium_src_path, 'tools', 'telemetry')
+if telemetry_path not in sys.path:
+  sys.path.insert(1, telemetry_path)
+
+catapult_base_path = os.path.join(
+    chromium_src_path, 'third_party', 'catapult', 'catapult_base')
+if catapult_base_path not in sys.path:
+  sys.path.insert(1, catapult_base_path)
 
 from catapult_base import cloud_storage
 from telemetry.core import exceptions
 
 # Remote target upload directory in cloud storage for extensions.
 REMOTE_DIR = 'extension_set'
 
 # Target zip file.
 ZIP_NAME = 'extensions.zip'
 
@@ skipping 170 matching lines @@
   local_extensions_dir = tempfile.mkdtemp()
   try:
     _UpdateExtensionsInCloud(local_extensions_dir,
                              extension_csv, REMOTE_DIR)
   finally:
     shutil.rmtree(local_extensions_dir)
 
 if __name__ == '__main__':
   main()