[nongnu] elpa/goto-chg 1829a13 19/27: Replace undo-tree hacks by making it a dependency

[Philip Kaludercic]

branch: elpa/goto-chg
commit 1829a13026c597e358f716d2c7793202458120b5
Author: Vasilij Schneidermann <mail@vasilij.de>
Commit: Vasilij Schneidermann <mail@vasilij.de>

    Replace undo-tree hacks by making it a dependency
---
 goto-chg.el | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/goto-chg.el b/goto-chg.el
index c286f91..f304681 100644
--- a/goto-chg.el
+++ b/goto-chg.el
@@ -24,6 +24,7 @@
 ;; Maintainer: Vasilij Schneidermann <v.schneidermann@gmail.com>
 ;; Created: 16 May 2002
 ;; Version: 1.7.3
+;; Package-Requires: ((undo-tree "0.1.3"))
 ;; Keywords: convenience, matching
 ;; URL: https://github.com/emacs-evil/goto-chg
 ;;
@@ -97,6 +98,8 @@
 
 ;;; Code:
 
+(require 'undo-tree)
+
 (defvar glc-default-span 8 "*goto-last-change don't visit the same point 
twice. glc-default-span tells how far around a visited point not to visit 
again.")
 (defvar glc-current-span 8 "Internal for goto-last-change.\nA copy of 
glc-default-span or the ARG passed to goto-last-change.")
 (defvar glc-probe-depth 0 "Internal for goto-last-change.\nIt is non-zero 
between successive goto-last-change.")
@@ -213,13 +216,6 @@ Return nil if E represents no real change.
 that is, it was previously saved or unchanged. Nil otherwise."
   (and (listp e) (eq (car e) t)))
 
-(defvar buffer-undo-tree)
-(declare-function undo-list-transfer-to-tree "undo-tree.el")
-(declare-function undo-tree-current "undo-tree.el")
-(declare-function undo-tree-node-p "undo-tree.el")
-(declare-function undo-tree-node-undo "undo-tree.el")
-(declare-function undo-tree-node-previous "undo-tree.el")
-
 ;;;###autoload
 (defun goto-last-change (arg)
 "Go to the point where the last edit was made in the current buffer.