master 8df3052bdb: Ignore tooltip frames when setting PGTK scrollbar foreground

[Po Lu]

branch: master
commit 8df3052bdb18d000cd1726eabde2b1a30f6b10f0
Author: Po Lu <luangruo@yahoo.com>
Commit: Po Lu <luangruo@yahoo.com>

    Ignore tooltip frames when setting PGTK scrollbar foreground
    
    * src/pgtkfns.c (pgtk_set_scroll_bar_foreground): Ignore tip
    frames.  (bug#53900)
---
 src/pgtkfns.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/pgtkfns.c b/src/pgtkfns.c
index 1535ab9f73..baadc41308 100644
--- a/src/pgtkfns.c
+++ b/src/pgtkfns.c
@@ -846,6 +846,9 @@ pgtk_set_scroll_bar_foreground (struct frame *f, 
Lisp_Object new_value,
   GtkCssProvider *css_provider =
     FRAME_X_OUTPUT (f)->scrollbar_foreground_css_provider;
 
+  if (FRAME_TOOLTIP_P (f))
+    return;
+
   if (NILP (new_value))
     {
       gtk_css_provider_load_from_data (css_provider, "", -1, NULL);