Update TestExpectations for a CoreText bug in OS X 10.6
Update TestExpectations for a CoreText bug in OS X 10.6

fast/forms/time-multiple-fields/time-multiple-fields-localization.html
started failing on OS X 10.6 since the CL for tab characters support in complex
path[1] due to a bug in CoreText in OS X 10.6.

This is a known bug in crbug.com/419769.

[1] https://codereview.chromium.org/1242213002

BUG=520685

Review URL: https://codereview.chromium.org/1293713002

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@200525 bbb929c8-8fbe-4397-9dbb-9b2b20218538

axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk