Disable pyauto test that was broken by the last WebKit roll.

chrome/test/functional/PYAUTO_TESTS

 # Copyright (c) 2012 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.
 #
 # This file lists the pyauto tests that run as a part of the functional test
 # suite.
 #
 # Tests can be enabled on a per-platform basis. Tests not listed here will
 # not be run.
 #
@@ skipping 79 matching lines @@
       '-autofill.AutofillTest.testMergeAggregatedProfilesWithSameAddress',
       # crbug.com/99475
       '-autofill.AutofillTest.testNoDuplicatePhoneNumsInPrefs',
       # crbug.com/123396
       '-fullscreen_mouselock.FullscreenMouselockTest.testPatternsForFSAndML',
       # crbug.com/132665
       '-fullscreen_mouselock.FullscreenMouselockTest.testTabFSExitWhenNavBackToPrevPage',
       '-fullscreen_mouselock.FullscreenMouselockTest.testTabFSExitWhenNavToNewPage',
       '-fullscreen_mouselock.FullscreenMouselockTest.testMLExitWhenNavBackToPrevPage',
       '-fullscreen_mouselock.FullscreenMouselockTest.testMLExitWhenNavToNewPage',
+      # crbug.com/140460
+      '-fullscreen_mouselock.FullscreenMouselockTest.testNoTabFSExitWhenJSExitMouseLock',
 
       # crosbug.com/136875
       '-fullscreen_mouselock.FullscreenMouselockTest.testTabFSDoesNotExitForAnchorLinks',
       # crbug.com/131874
       '-infobars.OneClickInfobarTest.testNoOneClickInfobarAfterCancel',
       # crbug.com/133315
       '-infobars.OneClickInfobarTest.testDisplayOneClickInfobarAfterDismiss',
       # crbug.com/105560
       '-notifications',
       # crbug.com/99506
@@ skipping 771 matching lines @@
       '-search_engines.SearchEnginesTest.testDiscoverSearchEngine',
       '-ntp.NTPTest.testUninstallApp',
       '-ntp.NTPTest.testLaunchAppWithDefaultSettings',
       '-ntp.NTPTest.testLaunchAppRegularTab',
       '-ntp.NTPTest.testLaunchAppPinnedTab',
       '-ntp.NTPTest.testGetAppsWhenInstallApp',
       '-ntp.NTPTest.testLaunchAppNewWindow',
     ],
   },
 }