Thread: pgsql: Revert some careless search-and-replace: "ADD" in comment text

Log Message:
-----------
Revert some careless search-and-replace: "ADD" in comment text should
not be replaced with "ADD_P".

Modified Files:
--------------
    pgsql/src/backend/parser:
        gram.y (r2.520 -> r2.521)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/gram.y.diff?r1=2.520&r2=2.521)
    pgsql/src/interfaces/ecpg/preproc:
        preproc.y (r1.314 -> r1.315)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/preproc/preproc.y.diff?r1=1.314&r2=1.315)