[ghex] configure: Don't search for glib-genmarshal

[Kalev Lember <klember src gnome org>]

commit d806cfc71effe063dc8e6db78200628d6f17d2ba
Author: Kalev Lember <kalevlember gmail com>
Date:   Mon Mar 5 19:08:30 2012 +0200

    configure: Don't search for glib-genmarshal
    
    Commit 02d36f5 removed the custom marshallers, so we no longer use
    glib-genmarshal.

 configure.ac |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index de9539e..d4c2291 100644
--- a/configure.ac
+++ b/configure.ac
@@ -26,8 +26,6 @@ AC_TYPE_SIZE_T
 # Check for library functions.
 AC_CHECK_FUNCS([pow strstr strtoul])
 
-AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal)
-
 GLIB_GSETTINGS
 
 LIBGTKHEX_RELEASE=3.0