[Chromium] Fix calendar-picker-key-operations.html
https://bugs.webkit.org/show_bug.cgi?id=101408

Reviewed by Kentaro Hara.

* platform/chromium/TestExpectations:
* platform/chromium/fast/forms/calendar-picker/calendar-picker-key-operations.html:
We need to apply the waitUntilClosing idiom because picker closing
operation is asynchronous.
* platform/chromium-win/platform/chromium/fast/forms/calendar-picker/calendar-picker-key-operations-expected.txt:
Fix a failure.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@140501 268f45cc-cd09-0410-ab3c-d52691b4dbfc