Unreviewed, expectations update.

Remove the reference result for border-collapse-offset-002.htm since
it does not work on two platforms. Fix the chromium expectations file
for Mac and Win builds.

* css2.1/20110323/border-collapse-offset-002-expected.html: Removed.
* platform/chromium/test_expectations.txt:
* platform/gtk/test_expectations.txt:
* platform/mac/test_expectations.txt:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@103877 268f45cc-cd09-0410-ab3c-d52691b4dbfc