[evolution-ews] configure.ac: Remove unused "plugindir" definintion.

[Matthew Barnes <mbarnes src gnome org>]

commit 76dd8fea4ee36e0f3bdbc05ab551fe4ded8c48b1
Author: Matthew Barnes <mbarnes redhat com>
Date:   Sun Feb 23 13:36:40 2014 -0500

    configure.ac: Remove unused "plugindir" definintion.

 configure.ac |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 0014f8a..341de3e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -325,9 +325,6 @@ dnl *******************
 errordir=`$PKG_CONFIG --variable=errordir evolution-shell-3.0`
 AC_SUBST(errordir)
 
-plugindir=`$PKG_CONFIG --variable=plugindir evolution-plugin-3.0`
-AC_SUBST(plugindir)
-
 camel_providerdir=`$PKG_CONFIG --variable=camel_providerdir camel-1.2`
 AC_SUBST(camel_providerdir)