A follow-up to r25891, refactoring some code introduced to fix issue #2853.
A follow-up to r25891, refactoring some code introduced to fix issue
#2853.

* subversion/libsvn_client/merge.c
  (single_file_merge_notify): New function to send a notification
   specific to a single-file merge.
  (do_single_file_merge): Replace inline code with calls to the new
   single_file_merge_notify() function.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@865966 13f79535-47bb-0310-9956-ffa450edef68

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