Exclude tests that are failing under Dr. Memory light mode when built with VS2013.

Remove exclusion for test that works now.

BUG=349443,347512
TBR=zhaoqin@chromium.org

Review URL: https://codereview.chromium.org/187893002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@255047 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 255047