SPDY: Don't embed a NUL in SetNextProtos().  This makes NPN work again.
SPDY: Don't embed a NUL in SetNextProtos().  This makes NPN work again.

Review URL: http://codereview.chromium.org/1762003

git-svn-id: http://src.chromium.org/svn/trunk/src@45249 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 2c2f903d237968fe808b885e9ffd3099ec3d0576
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