[gtk+] Fix build breakage on non-X11

[Tor Lillqvist <tml src gnome org>]

commit cd23f1e080d36bbb5434c761880e80f8d6a80286
Author: Tor Lillqvist <tml iki fi>
Date:   Wed Jun 9 10:52:11 2010 +0300

    Fix build breakage on non-X11
    
    AM_CONDITIONALs need to be seen in all code paths. The one for
    XINPUT_NONE was only in the X11 if branch. But as that Automake
    confitional wasn't used in any Makefile.am anyway, just drop the
    AM_CONDITIONAL.

 configure.ac |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 4f7aa13..8db352d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1574,7 +1574,6 @@ if test "x$gdktarget" = "xx11"; then
               [Define to 1 if no XInput should be used])
   fi
 
-  AM_CONDITIONAL(XINPUT_NONE,  test "x$with_xinput" = "xno")
   AM_CONDITIONAL(XINPUT_XFREE, test "x$with_xinput" != "xno")
   AM_CONDITIONAL(XINPUT_2,     test "x$have_xinput2" = "xyes")