linux: abort unless we have the proper version of NSS
linux: abort unless we have the proper version of NSS

BUG=26448, 27948 and others

Review URL: http://codereview.chromium.org/548090

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@36669 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