Remove unused PLUGINS variable

configure.ac

@@ -4113,11 +4113,6 @@ dnl  Handle substvars that use $(top_srcdir)
 dnl
 CPPFLAGS="-I\$(top_srcdir)/include -I\$(top_builddir)/include ${CPPFLAGS}"
 
-dnl
-dnl Sort the modules list
-dnl
-PLUGINS=$( (for i in `echo $PLUGINS`; do echo $i; done)|sort|xargs )
-
 dnl
 dnl  Configuration is finished
 dnl

m4/vlc.m4

@@ -7,7 +7,6 @@ m4_pattern_allow([^PKG_CONFIG(_LIBDIR)?$])
 
 AC_DEFUN([VLC_ADD_PLUGIN], [
   m4_foreach_w([element], [$1], [
-    [PLUGINS="${PLUGINS} ]element["]
     AC_SUBST([LTLIB]element, [lib]element[_plugin.la])
   ])
 ])