can create indexes with TEMP_INDEX_PREFIX (which are invalid names)

[Stewart Smith]

The MySQL/Innobase fix is different, but is here:
------------------------------------------------------------
revno: 2072
revision-id: svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6949
parent: svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6925
committer: mmakela
timestamp: Tue 2010-04-06 12:11:46 +0000
message:
  branches/zip: Add debug checks to track down Issue #461.

  dict_table_check_for_dup_indexes(): Add the flag tmp_ok. If !tmp_ok,
  check that no index name starts with TEMP_INDEX_PREFIX.

  ha_innobase::add_index(), ha_innobase::prepare_drop_index(),
  ha_innobase::final_drop_index(): Call dict_table_check_for_dup_indexes().
modified:
  dict/dict0dict.c 2@16c675df-0fcb-4bc9-8058-dcc011a37293:trunk%2F
dict%2Fdict0dict.c
  handler/handler0alter.cc 1845@16c675df-0fcb-4bc9-8058-dcc011a37293:branc
hes%2Fzip%2Fhandler%2Fhandler0alter.cc
  include/dict0dict.h 2@16c675df-0fcb-4bc9-8058-dcc011a37293:trunk%2F
include%2Fdict0dict.h