On the fsx-id branch: Simplify FS API ID comparison code for FSX.
On the fsx-id branch: Simplify FS API ID comparison code for FSX.

* subversion/libsvn_fs_x/id.c
  (svn_fs_x__id_eq): Since the noderev ID is already unique,
                     we only need to compare that.

git-svn-id: a084f1c4a76c27792f697052e9ec45319ecd1fb9@1645672 13f79535-47bb-0310-9956-ffa450edef68

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