xdiff/xemit.c (xdl_find_func): Elide trailing white space in a context header.
xdiff/xemit.c (xdl_find_func): Elide trailing white space in a context header.

This removes trailing blanks from git-generated diff headers
the same way a similar patch did that for GNU diff:

  http://article.gmane.org/gmane.comp.gnu.utils.bugs/13839

That is, it removes trailing blanks on the hunk header line that
shows the function name.

Signed-off-by: Jim Meyering <1cd02e31b43620d7c664e038ca42a060d61727b9@meyering.net>
Signed-off-by: Junio C Hamano <dc50d1021234060e53ec42a77d526afa2fe07479@cox.net>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git