On the fs-rep-sharing branch: fs_base checksum cleanups.
On the fs-rep-sharing branch:
fs_base checksum cleanups.

* subversion/libsvn_fs_base/tree.c
  (tx_body_file_checksum): Don't default to the empty checksum if SHA1
    requested (lower layers will handle that).
  (base_file_checksum): Directly return the error from the last function call.


git-svn-id: b8cc343a69b1f0cbd825b978e2a42c89704f90e3@870726 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion