Fix breakage in ctest.py.
Fix breakage in ctest.py.

Spotted the following error on the bots:

Traceback (most recent call last):
  File "bin/ctest", line 318, in <module>
    main()
  File "bin/ctest", line 314, in main
    options.remote, not options.cache)
TypeError: RunAUTestHarness() takes exactly 9 arguments (8 given)

http://chromeos-botmaster.mtv.corp.google.com:8026/builders/x86%20AGZ%20Full/builds/545/steps/cbuild/logs/stdio ( http://bit.ly/fdwOq1 )

This change fixes the error introduced in b54301bb9a284302d0f82c12a8753c3302a86d88.

TEST=Verify that new argument is passed through.
BUG=chromium-os:12211

Change-Id: Ibe8ee2f1fd0001525a5699a9dc107730f9c181de

Review URL: http://codereview.chromium.org/6625035

glevand/coreos--scripts,nicescale/scripts,mischief/scripts,mischief/scripts,andrejro/coreos--scripts,coreos/scripts,vmware/coreos-scripts,bcwaldon/coreos-scripts,BugRoger/scripts,sigma/coreos-scripts,sigma/coreos-scripts,andrejro/coreos--scripts,trnubo/scripts,crawford/scripts,coreos/scripts,zhang0137/scripts,smilart/scripts,BugRoger/scripts,andrejro/coreos--scripts,glevand/coreos--scripts,BugRoger/scripts,bcwaldon/coreos-scripts,marineam/coreos-scripts,marineam/coreos-scripts,gtank/scripts,nicescale/scripts,sigma/coreos-scripts,endocode/scripts,trnubo/scripts,mjg59/scripts,endocode/scripts,gtank/scripts,marineam/coreos-scripts,zhang0137/scripts,vmware/coreos-scripts,smilart/scripts,fivethreeo/scripts,mjg59/scripts,nicescale/scripts,endocode/scripts,crawford/scripts,mjg59/scripts,mischief/scripts,smilart/scripts,gtank/scripts,bcwaldon/coreos-scripts,vmware/coreos-scripts,fivethreeo/scripts,fivethreeo/scripts,crawford/scripts,trnubo/scripts,zhang0137/scripts