[gtk/wip/chergert/gdk-macos-gl-renderer: 13/26] macos: chainup end_frame before flushing buffer

[Christian Hergert <chergert src gnome org>]

commit 5938e507e332e22c5bb19da4f9ab0435780947c3
Author: Christian Hergert <chergert redhat com>
Date:   Tue Oct 27 13:31:23 2020 -0700

    macos: chainup end_frame before flushing buffer

 gdk/macos/gdkmacosglcontext.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/gdk/macos/gdkmacosglcontext.c b/gdk/macos/gdkmacosglcontext.c
index e5ab1e2fa2..240c102bb3 100644
--- a/gdk/macos/gdkmacosglcontext.c
+++ b/gdk/macos/gdkmacosglcontext.c
@@ -201,6 +201,8 @@ gdk_macos_gl_context_end_frame (GdkDrawContext *context,
   g_assert (GDK_IS_MACOS_GL_CONTEXT (self));
   g_assert (self->gl_context != nil);
 
+  GDK_DRAW_CONTEXT_CLASS (gdk_macos_gl_context_parent_class)->end_frame (context, painted);
+
   [self->gl_context flushBuffer];
 
   surface = GDK_MACOS_SURFACE (gdk_draw_context_get_surface (context));