Log Message:
-----------
Remove test for NULL node in ExecProcNode(). No place ever calls
ExecProcNode() with a NULL value, so the test couldn't do anything
for us except maybe mask bugs. Removing it probably doesn't save
anything much either, but then again this is a hot-spot routine.
Modified Files:
--------------
pgsql/src/backend/executor:
execProcnode.c (r1.47 -> r1.48)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/execProcnode.c.diff?r1=1.47&r2=1.48)