ra_serf: fix issue where svn with serf trunk aborts, segfaults or hangs when used over slower connections.
ra_serf: fix issue where svn with serf trunk aborts,
segfaults or hangs when used over slower connections.

* subversion/libsvn_ra_serf/util.c
  (svn_ra_serf__conn_setup): Ensure that the ssl_context
   serf uses for the read and write streams are the same.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@880359 13f79535-47bb-0310-9956-ffa450edef68

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