Update Mac Valgrind suppressions for CookieMonster::SetCookie() after r46135.
Update Mac Valgrind suppressions for CookieMonster::SetCookie() after r46135.

TBR=cindylau
BUG=31586
TEST=Mac Valgrind unit goes green

Review URL: http://codereview.chromium.org/1830001

git-svn-id: http://src.chromium.org/svn/trunk/src@46199 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 97699ec423287d97086c964e9353e478815a1f57
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser