[gnome-terminal] nautilus: Don't include gdk headers in the nautilus extension

[Christian Persch <chpe src gnome org>]

commit 614ea99b16fb09e10341fc6ccf5e115ac3f93caf
Author: Christian Persch <chpe src gnome org>
Date:   Tue Sep 13 20:49:54 2022 +0200

    nautilus: Don't include gdk headers in the nautilus extension
    
    https://gitlab.gnome.org/GNOME/gnome-terminal/-/issues/7916
    (cherry picked from commit 388d8d2c1ed87c6dcf60e22c2da1482b9cbafd5d)

 src/meson.build              | 1 +
 src/terminal-client-utils.cc | 6 ++++++
 2 files changed, 7 insertions(+)
---
diff --git a/src/meson.build b/src/meson.build
index bd936f08..109ad093 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -433,6 +433,7 @@ if get_option('nautilus_extension')
   ]
 
   nautilus_cxxflags = glib_version_cxxflags + [
+    '-DTERMINAL_NAUTILUS',
     '-DTERM_LOCALEDIR="@0@"'.format(gt_prefix / gt_localedir),
   ]
 
diff --git a/src/terminal-client-utils.cc b/src/terminal-client-utils.cc
index ef8553bd..fbe85d2f 100644
--- a/src/terminal-client-utils.cc
+++ b/src/terminal-client-utils.cc
@@ -35,10 +35,12 @@
 
 #include <gio/gio.h>
 
+#ifndef TERMINAL_NAUTILUS
 #include <gdk/gdk.h>
 #if defined(TERMINAL_COMPILATION) && defined(GDK_WINDOWING_X11)
 #include <gdk/gdkx.h>
 #endif
+#endif
 
 #ifdef ENABLE_DEBUG
 
@@ -370,6 +372,8 @@ terminal_client_append_exec_options (GVariantBuilder *builder,
   }
 }
 
+#ifndef TERMINAL_NAUTILUS
+
 /**
  * terminal_client_get_fallback_startup_id:
  *
@@ -434,3 +438,5 @@ out:
 #endif
   return nullptr;
 }
+
+#endif /* !TERMINAL_NAUTILUS */