Unreviewed, EFL gardening. Fix wrong expectation result on 151416.

* platform/efl-wk2/TestExpectations:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@151417 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Use shouldBeType in animations/keyframes-rule.html
https://bugs.webkit.org/show_bug.cgi?id=117439

Reviewed by Andreas Kling.

Merge https://chromium.googlesource.com/chromium/blink/+/7eb727a7d5765eaa1779e00a45ac9f63e2e0047f

* animations/keyframes-rule-expected.txt:
* animations/keyframes-rule.html:


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@151418 268f45cc-cd09-0410-ab3c-d52691b4dbfc