sql_class.h:

  removing safe_mutex_assert_owner, as it would require an include,
  and Konstantin already has cleaned up things with assert.h in 4.1;
  so I'll put the safe_mutex_assert_owner in 4.1 instead.


sql/sql_class.h:
  removing safe_mutex_assert_owner, as it would require an include,
  and Konstantin already has cleaned up things with assert.h in 4.1;
  so I'll put the safe_mutex_assert_owner in 4.1 instead.