[gnome-shell/wip/fmuellner/minor-cleanup: 28/28] modalDialog: Remove some unused code

[Florian Müllner <fmuellner src gnome org>]

commit 526834e39be83ba27df6303b2da894f8607b9406
Author: Florian Müllner <fmuellner gnome org>
Date:   Sat Mar 3 00:31:00 2018 +0100

    modalDialog: Remove some unused code
    
    No need to figure out an x_alignment variable that hasn't been used
    since commit 0722c06275a3d ...

 js/ui/modalDialog.js | 15 +--------------
 1 file changed, 1 insertion(+), 14 deletions(-)
---
diff --git a/js/ui/modalDialog.js b/js/ui/modalDialog.js
index f97a2338c..19c5eda3a 100644
--- a/js/ui/modalDialog.js
+++ b/js/ui/modalDialog.js
@@ -100,21 +100,8 @@ var ModalDialog = new Lang.Class({
     setButtons(buttons) {
         this.clearButtons();
 
-        for (let i = 0; i < buttons.length; i++) {
-            let buttonInfo = buttons[i];
-
-            let x_alignment;
-            if (buttons.length == 1)
-                x_alignment = St.Align.END;
-            else if (i == 0)
-                x_alignment = St.Align.START;
-            else if (i == buttons.length - 1)
-                x_alignment = St.Align.END;
-            else
-                x_alignment = St.Align.MIDDLE;
-
+        for (let buttonInfo of buttons)
             this.addButton(buttonInfo);
-        }
     },
 
     addButton(buttonInfo) {