posix: remove unused ie7_logins database table
posix: remove unused ie7_logins database table

This will remain in existing users' profiles, but whatever.

BUG=17268

Review URL: http://codereview.chromium.org/159870

git-svn-id: http://src.chromium.org/svn/trunk/src@22425 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 0b5d1242b108e9346b7a86e2d93a012de939f540
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