Log Message:
-----------
Remove MMCacheLock -- it is no longer used. Per ITAGAKI Takahiro.
Modified Files:
--------------
pgsql/src/include/storage:
lwlock.h (r1.20 -> r1.21)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/storage/lwlock.h.diff?r1=1.20&r2=1.21)