[gnome-flashback/gnome-3-32] screenshot: fix area select shape region

[Alberts Muktupāvels <muktupavels src gnome org>]

commit a7a422b810667029fda8bdbd6af9c66c5d141169
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Mon Oct 14 08:42:25 2019 +0300

    screenshot: fix area select shape region
    
    Shape region should be relative to window not screen/root.
    
    https://gitlab.gnome.org/GNOME/gnome-flashback/issues/26

 gnome-flashback/libscreenshot/gf-select-area.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gnome-flashback/libscreenshot/gf-select-area.c b/gnome-flashback/libscreenshot/gf-select-area.c
index f477f30..494e590 100644
--- a/gnome-flashback/libscreenshot/gf-select-area.c
+++ b/gnome-flashback/libscreenshot/gf-select-area.c
@@ -175,8 +175,8 @@ motion_notify_event_cb (GtkWidget      *widget,
           cairo_region_t *region;
           cairo_rectangle_int_t rectangle;
 
-          rectangle.x = x;
-          rectangle.y = y;
+          rectangle.x = 0;
+          rectangle.y = 0;
           rectangle.width = width;
           rectangle.height = height;