On fsfs-lock-many branch: replace some macros with functions
for easier debugging.

* subversion/tests/libsvn_fs/locks-test.c
  (expect_lock, expect_error, expect_unlock, expect_unlock_error): New.
  (lock_multiple_paths): Remove macros, use functions.

* subversion/tests/libsvn_ra/ra-test.c
  (expect_lock, expect_error, expect_unlock, expect_unlock_error): New.
  (lock_test): Remove macros, use functions.


git-svn-id: https://svn.apache.org/repos/asf/subversion/branches/fsfs-lock-many@1574475 13f79535-47bb-0310-9956-ffa450edef68