1 files changed, 2 insertions, 9 deletions

diff --git a/src/xterm.h b/src/xterm.h
index 11d5d50d952..d244aa4be0b 100644
--- a/src/xterm.h
+++ b/src/xterm.h
@@ -775,8 +775,7 @@ enum
 struct scroll_bar
 {
   /* These fields are shared by all vectors.  */
-  EMACS_INT size_from_Lisp_Vector_struct;
-  struct Lisp_Vector *next_from_Lisp_Vector_struct;
+  struct vectorlike_header header;
 
   /* The window we're a scroll bar for.  */
   Lisp_Object window;
@@ -817,12 +816,6 @@ struct scroll_bar
   unsigned int fringe_extended_p : 1;
 };
 
-/* The number of elements a vector holding a struct scroll_bar needs.  */
-#define SCROLL_BAR_VEC_SIZE                                     \
-  ((sizeof (struct scroll_bar)                                  \
-    - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *))       \
-   / sizeof (Lisp_Object))
-
 /* Turning a lisp vector value into a pointer to a struct scroll_bar.  */
 #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec))
 
@@ -991,7 +984,7 @@ extern void x_mouse_leave (struct x_display_info *);
 #ifdef USE_X_TOOLKIT
 extern int x_dispatch_event (XEvent *, Display *);
 #endif
-extern EMACS_INT x_x_to_emacs_modifiers (struct x_display_info *, int);
+extern int x_x_to_emacs_modifiers (struct x_display_info *, int);
 extern int x_display_pixel_height (struct x_display_info *);
 extern int x_display_pixel_width (struct x_display_info *);