Another round of test_expectations clean up.

Remove test expectations that are consistently passing, and add a platform tag to another test.

BUG=24930,4360
TEST=none
Review URL: http://codereview.chromium.org/306002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@29501 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed