[libgd] meson: Add GdMainIconBoxIcon to main-box

[Nirbheek Chauhan <nirbheekc src gnome org>]

commit edcb3af3790a0d108bf303aca989c24eab675c49
Author: Nirbheek Chauhan <nirbheek centricular com>
Date:   Thu May 18 00:55:08 2017 +0530

    meson: Add GdMainIconBoxIcon to main-box
    
    See 0179badc1d5986dd3868351e4a59b95e1cac9854

 libgd/meson.build |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/libgd/meson.build b/libgd/meson.build
index bc71abc..c9c6d18 100644
--- a/libgd/meson.build
+++ b/libgd/meson.build
@@ -37,6 +37,8 @@ if (get_option('with-main-box') or
       'gd-main-icon-box.h',
       'gd-main-icon-box-child.c',
       'gd-main-icon-box-child.h',
+      'gd-main-icon-box-icon.c',
+      'gd-main-icon-box-icon.h',
       'gd-icon-utils.c',
       'gd-icon-utils.h',
     ]