emacs-27 7be610f: Fix documentation of 'face-extend-p'

[Eli Zaretskii]

branch: emacs-27
commit 7be610f911037e494fae9195c02dd1e33bf08269
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>

    Fix documentation of 'face-extend-p'
    
    * doc/lispref/display.texi (Attribute Functions): Fix description
    of 'face-extend-p'.  (Bug#48936)
---
 doc/lispref/display.texi | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/doc/lispref/display.texi b/doc/lispref/display.texi
index 5290a04..d8181ec 100644
--- a/doc/lispref/display.texi
+++ b/doc/lispref/display.texi
@@ -2979,9 +2979,10 @@ This function returns non-@code{nil} if face @var{face} 
specifies
 a non-@code{nil} @code{:inverse-video} attribute.
 @end defun
 
-@defun face-extend-p face &optional frame
+@defun face-extend-p face &optional frame inherit
 This function returns non-@code{nil} if face @var{face} specifies
-a non-@code{nil} @code{:extend} attribute.
+a non-@code{nil} @code{:extend} attribute.  The @var{inherit} argument
+is passed to @code{face-attribute}.
 @end defun