[gnome-flashback/gnome-3-22] shell: avoid a deprecation warnings

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 5fcea527335a24b97e3782e7141167749c63caae
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Mon Oct 24 18:43:31 2016 +0300

    shell: avoid a deprecation warnings

 gnome-flashback/libshell/flashback-osd.c   |    3 +++
 gnome-flashback/libshell/gf-label-window.c |    2 ++
 gnome-flashback/libshell/gf-osd-window.c   |    2 ++
 3 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/gnome-flashback/libshell/flashback-osd.c b/gnome-flashback/libshell/flashback-osd.c
index 0f50aee..7364422 100644
--- a/gnome-flashback/libshell/flashback-osd.c
+++ b/gnome-flashback/libshell/flashback-osd.c
@@ -40,7 +40,10 @@ monitors_changed (GdkScreen *screen,
   gint i;
 
   osd = FLASHBACK_OSD (user_data);
+
+  G_GNUC_BEGIN_IGNORE_DEPRECATIONS
   n_monitors = gdk_screen_get_n_monitors (screen);
+  G_GNUC_END_IGNORE_DEPRECATIONS
 
   if (osd->windows != NULL)
     {
diff --git a/gnome-flashback/libshell/gf-label-window.c b/gnome-flashback/libshell/gf-label-window.c
index 0612643..47b2a46 100644
--- a/gnome-flashback/libshell/gf-label-window.c
+++ b/gnome-flashback/libshell/gf-label-window.c
@@ -100,7 +100,9 @@ gf_label_window_new (gint         monitor,
                          "type", GTK_WINDOW_POPUP,
                          NULL);
 
+  G_GNUC_BEGIN_IGNORE_DEPRECATIONS
   gdk_screen_get_monitor_workarea (screen, monitor, &window->monitor);
+  G_GNUC_END_IGNORE_DEPRECATIONS
 
   width = window->monitor.width;
   height = window->monitor.height;
diff --git a/gnome-flashback/libshell/gf-osd-window.c b/gnome-flashback/libshell/gf-osd-window.c
index c694401..d77208e 100644
--- a/gnome-flashback/libshell/gf-osd-window.c
+++ b/gnome-flashback/libshell/gf-osd-window.c
@@ -161,7 +161,9 @@ gf_osd_window_new (gint monitor)
                          "type", GTK_WINDOW_POPUP,
                          NULL);
 
+  G_GNUC_BEGIN_IGNORE_DEPRECATIONS
   gdk_screen_get_monitor_workarea (screen, monitor, &window->monitor);
+  G_GNUC_END_IGNORE_DEPRECATIONS
 
   width = window->monitor.width;
   height = window->monitor.height;