Code abstraction.  I love this stuff.
Code abstraction.  I love this stuff.

* subversion/libsvn_repos/rev_hunt.c
  (prev_location): New helper, abstracting out bits of the node
    location tracing algorithm I'll need elsewhere.
  (svn_repos_trace_node_locations): Abstract some logic out to the new
    prev_location() function.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion