[nautilus] meson: delegate submodule initialization to Meson

[Ernestas Kulik <ernestask src gnome org>]

commit 9948131521ea3162234fb0024ba0ccdb491c7f2f
Author: Ernestas Kulik <ernestask gnome org>
Date:   Sun Apr 23 11:34:25 2017 +0300

    meson: delegate submodule initialization to Meson
    
    As of 0.40.0, Meson has the ability to initialize subprojects that are
    git submodules. This removes the need for a separate script to achieve
    that.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=781653

 build-aux/meson/check_libgd.sh |    8 --------
 meson.build                    |    5 +----
 2 files changed, 1 insertions(+), 12 deletions(-)
---
diff --git a/meson.build b/meson.build
index 68c3f33..1127d9f 100644
--- a/meson.build
+++ b/meson.build
@@ -1,6 +1,6 @@
 project ('nautilus', 'c',
          version: '3.23.91',
-         meson_version: '>=0.37.0',
+         meson_version: '>=0.40.0',
          license: 'GPL2+')
 
 add_global_arguments ('-Wno-deprecated-declarations', language:'c')
@@ -100,9 +100,6 @@ nautilus_include_dirs = include_directories ('.')
 subdir ('eel')
 subdir ('libnautilus-extension')
 
-message ('Checking for libgd…')
-run_command ('build-aux/meson/check_libgd.sh')
-
 libgd_options = ['static=true',
                  'with-gtk-hacks=true',
                  'with-main-view=true',