[gnome-shell] shellMountOperation: Remove unused functions

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit e10a768ddb14fe62d97b555c200a47860185ede9
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri Feb 1 00:53:51 2019 +0100

    shellMountOperation: Remove unused functions
    
    Spotted by eslint.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/606

 js/ui/shellMountOperation.js | 15 ---------------
 1 file changed, 15 deletions(-)
---
diff --git a/js/ui/shellMountOperation.js b/js/ui/shellMountOperation.js
index 73f1ceee3..f7c470f71 100644
--- a/js/ui/shellMountOperation.js
+++ b/js/ui/shellMountOperation.js
@@ -20,16 +20,6 @@ var WORK_SPINNER_ICON_SIZE = 16;
 const REMEMBER_MOUNT_PASSWORD_KEY = 'remember-mount-password';
 
 /* ------ Common Utils ------- */
-function _setLabelText(label, text) {
-    if (text) {
-        label.set_text(text);
-        label.show();
-    } else {
-        label.set_text('');
-        label.hide();
-    }
-}
-
 function _setButtonsForChoices(dialog, choices) {
     let buttons = [];
 
@@ -50,11 +40,6 @@ function _setLabelsForMessage(content, message) {
     content.body = labels.join('\n');
 }
 
-function _createIcon(gicon) {
-    return new St.Icon({ gicon: gicon,
-                         style_class: 'shell-mount-operation-icon' })
-}
-
 /* -------------------------------------------------------- */
 
 var ListItem = class {