In FSFS obtain size of file from already opened handle instead of requesting it by filename.
In FSFS obtain size of file from already opened handle instead of requesting
it by filename.

* subversion/libsvn_fs_fs/transaction.c
  (svn_fs_fs__set_entry): Use svn_io_file_size_get() instead of
   svn_io_stat_dirent2() to obtain size of TXN node children file.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1702922 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion