[evolution] Fix build break in libeshell.

[Matthew Barnes <mbarnes src gnome org>]

commit 5e3b6a4d268e3a4476b7b8cfd6a79e8a2328ffa0
Author: Matthew Barnes <mbarnes redhat com>
Date:   Sun Aug 28 12:38:15 2011 -0400

    Fix build break in libeshell.

 shell/Makefile.am |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/shell/Makefile.am b/shell/Makefile.am
index fe0abd8..2b31203 100644
--- a/shell/Makefile.am
+++ b/shell/Makefile.am
@@ -12,6 +12,7 @@ eshellincludedir = $(privincludedir)/shell
 
 include $(top_srcdir)/glib-gen.mak
 glib_enum_headers=e-shell.h
+glib_enum_output=e-shell-enumtypes
 glib_enum_define=E_SHELL
 glib_enum_prefix=e_shell