Suppress a second leak in the SPDY tests.
Suppress a second leak in the SPDY tests.

BUG=39378
TEST=none
TBR=ahendrickson

Review URL: http://codereview.chromium.org/1393001

git-svn-id: http://src.chromium.org/svn/trunk/src@42690 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: fb2194f96b05eeb8e7cf4e5471bf482ea63430f2
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