Your bug report

#6208: 23.2; [M-x grep] match no longer coloured by default

which was filed against the emacs package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 6208@debbugs.gnu.org.

-- 
6208: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=6208
GNU Bug Tracking System
Contact help-debbugs@gnu.org with problems