Disable gtalk tests

Failing on all platforms.

TBR=krenaud@google.com
BUG=143506

Review URL: https://chromiumcodereview.appspot.com/10860026

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@152166 0039d316-1c4b-4281-b951-d872f2087c98

chrome/test/functional/PYAUTO_TESTS

@@ -104,6 +104,8 @@
 
       # crosbug.com/136875
       '-fullscreen_mouselock.FullscreenMouselockTest.testTabFSDoesNotExitForAnchorLinks',
+      # crbug.com/143506
+      '-gtalk.test_basic.BasicTest',
       # crbug.com/131874
       '-infobars.OneClickInfobarTest.testNoOneClickInfobarAfterCancel',
       # crbug.com/133315