Fix uninitialised memory reads in switch.  Found by valgrind.
Fix uninitialised memory reads in switch.  Found by valgrind.

* subversion/libsvn_client/switch.c
  (svn_client__switch_internal): Initialise sleep_here.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@884996 13f79535-47bb-0310-9956-ffa450edef68

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