If mod_dav_svn is compiled with error tracing enabled, it needs to trim out the stack placeholder error chain links before sending them across the wire, as our wire protocol should be predictable.  This should cause a bunch of currently-failing DAV tests to start passing.
If mod_dav_svn is compiled with error tracing enabled, it needs to
trim out the stack placeholder error chain links before sending them
across the wire, as our wire protocol should be predictable.  This
should cause a bunch of currently-failing DAV tests to start passing.

* subversion/mod_dav_svn/util.c
  (build_error_chain): Skip over "traced call" error chain items.
    Also, leave a note about a better way to do this in the future.

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