Fix test failures due to 'xterm-select-active-regions'

* lisp/frame.el (tty-select-active-regions): Rename from
xterm-select-active-regions and move here from xterm.c.
(display-selections-p): Adjust to the above.  (Bug#55883)

1 files changed, 0 insertions, 8 deletions

diff --git a/lisp/term/xterm.el b/lisp/term/xterm.el
index 0791780d406..a7e257f41c5 100644
--- a/lisp/term/xterm.el
+++ b/lisp/term/xterm.el
@@ -80,14 +80,6 @@ capabilities, and only when that terminal understands bracketed paste."
   :version "28.1"
   :type 'boolean)
 
-(defcustom xterm-select-active-regions nil
-  "If non-nil, update PRIMARY X selection on text-mode frames.
-On a text-mode terminal that supports setSelection command, if
-this variable is non-nil, Emacs will set the PRIMARY selection
-from the active region, according to `select-active-regions'."
-  :version "29.1"
-  :type 'boolean)
-
 (defconst xterm-paste-ending-sequence "\e[201~"
   "Characters sent by the terminal to end a bracketed paste.")