Index: uspace/lib/ui/private/window.h
===================================================================
--- uspace/lib/ui/private/window.h	(revision 2d879f7e702c10a9b3cc8fe266982c468d020f00)
+++ uspace/lib/ui/private/window.h	(revision 442210e20a8b7bf587b3c36dc5fa35dce6378148)
@@ -43,4 +43,5 @@
 #include <io/kbd_event.h>
 #include <io/pos_event.h>
+#include <memgfx/memgc.h>
 
 /** Actual structure of window.
@@ -63,4 +64,6 @@
 	/** Application area bitmap */
 	gfx_bitmap_t *app_bmp;
+	/** Application area memory GC */
+	mem_gc_t *app_mgc;
 	/** Application area GC */
 	gfx_context_t *app_gc;