Emacs: Remove (my/toggle-truncate-lines), is already in Emacs.

init.d/text/common.el

@@ -13,18 +13,12 @@
   :custom ((require-final-newline t)   ; Always add newline at end of file.
            (fill-column 80)            ; Documents are 80 chars wide by default.
            (word-wrap t))              ; Wrap at word for continuation lines.
-  :config (defun my/toggle-truncate-lines ()
-            "Toggle `truncate-lines'."
-            (interactive)
-            (if truncate-lines
-                (setq truncate-lines nil)
-              (setq truncate-lines t)))
   :bind (("C-r"    . jump-to-register) ; Move point to location in register.
          ("C-S-r"  . point-to-register); Store location of point in register.
          ("M-W"    . copy-to-register) ; Store text in register.
          ("C-S-y"  . insert-register)  ; Insert text from register.
          ("M-<f7>" . list-registers)   ; List all registers.
-         ("C-c t"  . my/toggle-truncate-lines))
+         ("C-c C-S-t"  . toggle-truncate-lines))
   :hook (text-mode . auto-fill-mode))  ; Enable word-wrapping at fill-column.
 
 ;; Quickly jump to next/previous register.