pgsql: Revert DTrace patch from Robert Lor

Log Message:
-----------
Revert DTrace patch from Robert Lor

Modified Files:
--------------
    pgsql/src/backend/access/transam:
        slru.c (r1.46 -> r1.47)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/access/transam/slru.c?r1=1.46&r2=1.47)
    pgsql/src/backend/executor:
        execScan.c (r1.45 -> r1.46)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/execScan.c?r1=1.45&r2=1.46)
        nodeAgg.c (r1.165 -> r1.166)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeAgg.c?r1=1.165&r2=1.166)
        nodeGroup.c (r1.74 -> r1.75)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeGroup.c?r1=1.74&r2=1.75)
        nodeHash.c (r1.119 -> r1.120)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeHash.c?r1=1.119&r2=1.120)
        nodeHashjoin.c (r1.99 -> r1.100)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeHashjoin.c?r1=1.99&r2=1.100)
        nodeLimit.c (r1.37 -> r1.38)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeLimit.c?r1=1.37&r2=1.38)
        nodeMaterial.c (r1.67 -> r1.68)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeMaterial.c?r1=1.67&r2=1.68)
        nodeMergejoin.c (r1.95 -> r1.96)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeMergejoin.c?r1=1.95&r2=1.96)
        nodeNestloop.c (r1.51 -> r1.52)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeNestloop.c?r1=1.51&r2=1.52)
        nodeSetOp.c (r1.29 -> r1.30)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeSetOp.c?r1=1.29&r2=1.30)
        nodeSort.c (r1.64 -> r1.65)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeSort.c?r1=1.64&r2=1.65)
        nodeSubplan.c (r1.97 -> r1.98)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeSubplan.c?r1=1.97&r2=1.98)
        nodeUnique.c (r1.59 -> r1.60)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeUnique.c?r1=1.59&r2=1.60)
    pgsql/src/backend/utils:
        probes.d (r1.10 -> r1.11)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/probes.d?r1=1.10&r2=1.11)