[COMMITTERS] pgsql: Remove should_free arguments to tuplesort routines.

Remove should_free arguments to tuplesort routines.

Since commit e94568ecc10f2638e542ae34f2990b821bbf90ac, the answer is
always "false", and we do not need to complicate the API by arranging
to return a constant value.

Peter Geoghegan

Discussion: http://postgr.es/m/CAM3SWZQWZZ_N=DmmL7tKy_OUjGH_5mN=N=A6h7kHyyDvEhg2DA@mail.gmail.com

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/3856cf9607f41245ec9462519c53f1109e781fc5

Modified Files
--------------
src/backend/access/hash/hashsort.c  |  6 +---
src/backend/access/nbtree/nbtsort.c | 24 ++++----------
src/backend/commands/cluster.c      |  6 +---
src/backend/utils/sort/tuplesort.c  | 62 +++++++++++++------------------------
src/include/utils/tuplesort.h       |  6 ++--
5 files changed, 31 insertions(+), 73 deletions(-)