modules: removed unused Makefile variables

modules/genmf

@@ -39,8 +39,6 @@ do
 # DO NOT EDIT THIS FILE DIRECTLY! See Modules.am instead.
 
 basedir = ${basedir}
-dir = ${dir}
-mods = ${mods}
 libvlc_LTLIBRARIES = ${libvlc_ltlibs}
 EXTRA_LTLIBRARIES = ${extra_ltlibs}
 
@@ -51,7 +49,7 @@ include \$(srcdir)/Modules.am
 
 if MAINTAINER_MODE
 \$(srcdir)/Makefile.am: \$(srcdir)/Modules.am \$(top_srcdir)/modules/genmf
-	\$(AM_V_GEN)cd \\\$(top_srcdir) && \\\$(SHELL) modules/genmf \$(dir)
+	\$(AM_V_GEN)cd \\\$(top_srcdir) && \\\$(SHELL) modules/genmf ${dir}
 endif
 
 EOF