Test expectations file with additional expectations for blink tests

Lists tests to skip. The test expectations file will be assigned to the run_webkit_tests script using the additional expectations flag.

The tests listed in this file will be maintained manually. The list contains tests that typically fail on the V8 waterfall.

R=jkummerow@chromium.org

Committed: https://code.google.com/p/v8/source/detail?r=15010

[Michael Achenbach, 2013-06-07 13:38:26]

PTAL

[Jakob Kummerow, 2013-06-07 13:41:35]

LGTM.

Ideally, we'd understand why these tests are failing and how we can make them
pass (given that they apparently pass on upstream Blink bots), but I'm not sure
that's worth the time investment.

[Michael Achenbach, 2013-06-07 15:59:16]

Committed patchset #1 manually as r15010.