[gjs] build: Remove malloc.h check

[Philip Chimento <pchimento src gnome org>]

commit 0ba39fedbd13b7c6ba0afb7d485a31afa565bc76
Author: Philip Chimento <philip chimento gmail com>
Date:   Tue Sep 27 23:27:59 2016 -0700

    build: Remove malloc.h check
    
    The code that introduced this has been removed.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=772027

 configure.ac |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 9bd8673..87ff294 100644
--- a/configure.ac
+++ b/configure.ac
@@ -63,9 +63,6 @@ AM_CONDITIONAL([ENABLE_COVERAGE], [test x$enable_coverage = xyes])
 # Checks for libraries.
 m4_define(glib_required_version, 2.42.0)
 
-AC_CHECK_HEADERS([malloc.h])
-AC_CHECK_FUNCS(mallinfo)
-
 GOBJECT_INTROSPECTION_REQUIRE([1.41.4])
 
 common_packages="gmodule-2.0 gthread-2.0 gio-2.0 >= glib_required_version mozjs-24"