Fix typo in webdriver test setup script.

tools/testing/webdriver_test_setup.py

 #!/usr/bin/python
 
 # Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 # Run to install the necessary components to run webdriver on the buildbots or
 # on your local machine. 
 # Note: The setup steps can be done fairly easily by hand. This script is 
 # intended to simply and reduce the time for setup since there are a fair number
@@ skipping 223 matching lines @@
             break
     page = urllib2.urlopen(self.SETUPTOOLS_SITE)
     run_cmd('%s %s' % (admin_keyword, python_cmd), page.read())
     page = urllib2.urlopen(self.PIP_SITE)
     run_cmd('%s %s' % (admin_keyword, python_cmd), page.read())
     run_cmd('%s %s install -U selenium' % (admin_keyword, pip_cmd))
 
 def main():
   args = parse_args()
   SeleniumBindingsInstaller(args.buildbot).run()
-  GoogleCodeInstaller('chromedriver', ind_depot_tools_location(args.buildbot),
+  GoogleCodeInstaller('chromedriver', find_depot_tools_location(args.buildbot),
       lambda x: 'chromedriver_%(os)s_%(version)s.zip' % x).run()
   if 'win32' not in sys.platform and 'cygwin' not in sys.platform:
     GoogleCodeInstaller('selenium', os.path.dirname(os.path.abspath(__file__)),
         lambda x: 'selenium-server-standalone-%(version)s.jar' % x).run()
 
   if args.firefox:
     FirefoxInstaller().run()
 
 if __name__ == '__main__':
   main()