Reland r64622 - Ensure that CertStore::StoreCert never returns a cert_id of 0.
Reland r64622 -
Ensure that CertStore::StoreCert never returns a cert_id of 0.

Original review URL: http://codereview.chromium.org/4181006

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@64816 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser