Revert "glx: Fix synthetic error generation in __glXSendError"
This reverts commit e91ee763. This seems to have broken a number of wine games. Lets revert everything for now and try again later. Acked-by:Adam Jackson <ajax@redhat.com> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=110632 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=110590 (cherry picked from commit a01b393c)