[gnome-shell] boxpointer: Remove deprecated show/hide methods

[Florian Müllner <fmuellner src gnome org>]

commit 76dc77f617d79b359a527e9b899b11a6632829fd
Author: Marco Trevisan (Treviño) <mail 3v1n0 net>
Date:   Mon Jun 17 12:36:34 2019 +0200

    boxpointer: Remove deprecated show/hide methods
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/576

 js/ui/boxpointer.js | 30 ------------------------------
 1 file changed, 30 deletions(-)
---
diff --git a/js/ui/boxpointer.js b/js/ui/boxpointer.js
index 3c704d2d3..02491e989 100644
--- a/js/ui/boxpointer.js
+++ b/js/ui/boxpointer.js
@@ -76,36 +76,6 @@ var BoxPointer = GObject.registerClass({
         }
     }
 
-    // BoxPointer.show() and BoxPointer.hide() are here for only compatibility
-    // purposes, and will be removed in 3.32.
-    show(animate, onComplete) {
-        if (animate !== undefined) {
-            try {
-                throw new Error('BoxPointer.show() has been moved to BoxPointer.open(), this code will break 
in the future.');
-            } catch(e) {
-                logError(e);
-                this.open(animate, onComplete);
-                return;
-            }
-        }
-
-        this.visible = true;
-    }
-
-    hide(animate, onComplete) {
-        if (animate !== undefined) {
-            try {
-                throw new Error('BoxPointer.hide() has been moved to BoxPointer.close(), this code will 
break in the future.');
-            } catch(e) {
-                logError(e);
-                this.close(animate, onComplete);
-                return;
-            }
-        }
-
-        this.visible = false;
-    }
-
     open(animate, onComplete) {
         let themeNode = this.get_theme_node();
         let rise = themeNode.get_length('-arrow-rise');