dirty workaround to get drmemory green

I'll debug this on my windows box tomorrow.

TBR=glider@chromium.org

Review URL: https://codereview.chromium.org/26323003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@227467 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 227467