More work on issue #3890 ("'svnrdump load' does not map revisions like 'svnadmin load' does").  This work just makes reading the code easier.
More work on issue #3890 ("'svnrdump load' does not map revisions like
'svnadmin load' does").  This work just makes reading the code easier.

* subversion/svnrdump/load_editor.c
  (set_revision_mapping): Was add_revision_mapping().  Callers updated.
  (get_revision_mapping): New helper function.
  (renumber_mergeinfo_revs, new_node_record, close_revision): Now use
    get_revision_mapping() instead of peeking directly into the hash.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1128138 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,wbond/subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion