[gtk] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit 265d9c87039e9c9b25605b853bb68483075462a6
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Fri Mar 13 17:32:39 2020 +0100

    Update POTFILES.in

 po-properties/POTFILES.in | 2 ++
 po/POTFILES.in            | 2 ++
 2 files changed, 4 insertions(+)
---
diff --git a/po-properties/POTFILES.in b/po-properties/POTFILES.in
index 8d40e5ed52..8929b238fa 100644
--- a/po-properties/POTFILES.in
+++ b/po-properties/POTFILES.in
@@ -16,8 +16,10 @@ gdk/gdkdrop.c
 gdk/gdkevents.c
 gdk/gdkglcontext.c
 gdk/gdkpango.c
+gdk/gdkpopup.c
 gdk/gdkseat.c
 gdk/gdksurface.c
+gdk/gdktoplevel.c
 gdk/keyname-table.h
 gdk/quartz/gdkglcontext-quartz.c
 gdk/wayland/gdkclipboard-wayland.c
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 6006f72318..644f28115e 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -16,8 +16,10 @@ gdk/gdkdrop.c
 gdk/gdkevents.c
 gdk/gdkglcontext.c
 gdk/gdkpango.c
+gdk/gdkpopup.c
 gdk/gdkseat.c
 gdk/gdksurface.c
+gdk/gdktoplevel.c
 gdk/keyname-table.h
 gdk/quartz/gdkglcontext-quartz.c
 gdk/wayland/gdkclipboard-wayland.c