Enable the pyauto-based page cycler tests on ChromeOS in the autotest lab.

BUG=None
TEST=Verified with a recent official ChromeOS build that the pyauto pagecyclers
successfully run to completion when invoked via run_remote_tests.

Review URL: https://chromiumcodereview.appspot.com/10219007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@133832 0039d316-1c4b-4281-b951-d872f2087c98

chrome/test/functional/PYAUTO_TESTS

@@ -726,7 +726,6 @@
     'chromeos': [
       'perf',
       '-perf.GPUPerfTest',
-      '-perf.PageCyclerTest',
     ],
   },