emacs-28 4df9998: Fix header-line and tab-line when mode-line-compact is set

[Eli Zaretskii]

branch: emacs-28
commit 4df99985640b6add97c50165e9ebc122b3396158
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>

    Fix header-line and tab-line when mode-line-compact is set
    
    * src/xdisp.c (display_mode_line): Make 'mode-line-compact' apply
    only to mode lines.  (Bug#51558)
---
 src/xdisp.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/xdisp.c b/src/xdisp.c
index 436153b..c05e7ed 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -25592,7 +25592,8 @@ display_mode_line (struct window *w, enum face_id 
face_id, Lisp_Object format)
   push_kboard (FRAME_KBOARD (it.f));
   record_unwind_save_match_data ();
 
-  if (NILP (Vmode_line_compact))
+  if (NILP (Vmode_line_compact)
+      || face_id == HEADER_LINE_FACE_ID || face_id == TAB_LINE_FACE_ID)
     {
       mode_line_target = MODE_LINE_DISPLAY;
       display_mode_element (&it, 0, 0, 0, format, Qnil, false);