pgsql: refactor ALTER some-obj SET OWNER implementation

refactor ALTER some-obj SET OWNER implementation

Remove duplicate implementation of catalog munging and miscellaneous
privilege and consistency checks. Instead rely on already existing data
in objectaddress.c to do the work.

Author: KaiGai Kohei
Tweaked by me
Reviewed by Robert Haas

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/994c36e01d19dece2b0c76fb781e1d08a6e1c814

Modified Files
--------------
src/backend/catalog/pg_largeobject.c | 102 ------------
src/backend/catalog/pg_shdepend.c | 64 ++++----
src/backend/commands/aggregatecmds.c | 15 --
src/backend/commands/alter.c | 288 +++++++++++++++++++++++++++------
src/backend/commands/collationcmds.c | 101 ------------
src/backend/commands/conversioncmds.c | 101 ------------
src/backend/commands/extension.c | 92 -----------
src/backend/commands/functioncmds.c | 137 ----------------
src/backend/commands/opclasscmds.c | 248 ----------------------------
src/backend/commands/operatorcmds.c | 93 -----------
src/backend/commands/proclang.c | 117 -------------
src/backend/commands/tablespace.c | 99 -----------
src/backend/commands/tsearchcmds.c | 120 --------------
src/backend/nodes/copyfuncs.c | 1 -
src/backend/nodes/equalfuncs.c | 1 -
src/backend/parser/gram.y | 4 +-
src/include/catalog/pg_largeobject.h | 1 -
src/include/commands/alter.h | 4 +
src/include/commands/collationcmds.h | 2 -
src/include/commands/conversioncmds.h | 2 -
src/include/commands/defrem.h | 12 --
src/include/commands/proclang.h | 2 -
src/include/commands/tablespace.h | 1 -
src/include/nodes/parsenodes.h | 1 -
24 files changed, 270 insertions(+), 1338 deletions(-)