[gnome-disk-utility] build: Remove unnecessary use of AC_SUBST

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 40a64c7f39f40cd54514a5668d948bfdf746140a
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Wed Aug 3 19:19:23 2016 -0500

    build: Remove unnecessary use of AC_SUBST

 configure.ac |    5 -----
 1 files changed, 0 insertions(+), 5 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index e142ab2..9e499db 100644
--- a/configure.ac
+++ b/configure.ac
@@ -129,11 +129,6 @@ GETTEXT_PACKAGE=gnome-disk-utility
 AC_SUBST([GETTEXT_PACKAGE])
 AC_DEFINE_UNQUOTED([GETTEXT_PACKAGE],["$GETTEXT_PACKAGE"],[gettext domain])
 
-AC_SUBST([AM_CPPFLAGS])
-AC_SUBST([AM_CFLAGS])
-AC_SUBST([AM_CXXFLAGS])
-AC_SUBST([AM_LDFLAGS])
-
 AC_CONFIG_FILES([
 Makefile
 src/Makefile