[gtk/wip/chergert/quartz4u] macos: swap coordinate for placement of popup surface

[Christian Hergert <chergert src gnome org>]

commit 7a727b25c60b0f7902a0acae3ad937b3422a04cd
Author: Christian Hergert <chergert redhat com>
Date:   Tue May 12 14:22:54 2020 -0700

    macos: swap coordinate for placement of popup surface

 gdk/macos/gdkmacossurface.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/gdk/macos/gdkmacossurface.c b/gdk/macos/gdkmacossurface.c
index 69187ac6c3..ed966ae301 100644
--- a/gdk/macos/gdkmacossurface.c
+++ b/gdk/macos/gdkmacossurface.c
@@ -901,16 +901,16 @@ _gdk_macos_surface_move_resize (GdkMacosSurface *self,
 
   display = gdk_surface_get_display (surface);
 
-  _gdk_macos_display_to_display_coords (GDK_MACOS_DISPLAY (display),
-                                        x, y, &x, &y);
-
   if (width == -1)
     width = surface->width;
 
   if (height == -1)
     height = surface->height;
 
-  [priv->window setFrame:NSMakeRect(x, y, width, height)
+  _gdk_macos_display_to_display_coords (GDK_MACOS_DISPLAY (display),
+                                        x, y, &x, &y);
+
+  [priv->window setFrame:NSMakeRect(x, y - height, width, height)
                  display:YES];
 }