[gnome-shell] popupMenu: Rename _arrow_rotation to follow JS covention

[Carlos Soriano <csoriano src gnome org>]

commit 4950bad2a7d92cbf75c95d809e9a2a6bf293550d
Author: Carlos Soriano <carlos soriano89 gmail com>
Date:   Wed Feb 19 12:35:59 2014 +0100

    popupMenu: Rename _arrow_rotation to follow JS covention

 js/ui/popupMenu.js |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/js/ui/popupMenu.js b/js/ui/popupMenu.js
index bec38a0..dc3a9f9 100644
--- a/js/ui/popupMenu.js
+++ b/js/ui/popupMenu.js
@@ -872,14 +872,14 @@ const PopupSubMenu = new Lang.Class({
         if (animate) {
             let [minHeight, naturalHeight] = this.actor.get_preferred_height(-1);
             this.actor.height = 0;
-            this.actor._arrow_rotation = this._arrow.rotation_angle_z;
+            this.actor._arrowRotation = this._arrow.rotation_angle_z;
             Tweener.addTween(this.actor,
-                             { _arrow_rotation: 90,
+                             { _arrowRotation: 90,
                                height: naturalHeight,
                                time: 0.25,
                                onUpdateScope: this,
                                onUpdate: function() {
-                                   this._arrow.rotation_angle_z = this.actor._arrow_rotation;
+                                   this._arrow.rotation_angle_z = this.actor._arrowRotation;
                                },
                                onCompleteScope: this,
                                onComplete: function() {
@@ -905,14 +905,14 @@ const PopupSubMenu = new Lang.Class({
             animate = false;
 
         if (animate) {
-            this.actor._arrow_rotation = this._arrow.rotation_angle_z;
+            this.actor._arrowRotation = this._arrow.rotation_angle_z;
             Tweener.addTween(this.actor,
-                             { _arrow_rotation: 0,
+                             { _arrowRotation: 0,
                                height: 0,
                                time: 0.25,
                                onUpdateScope: this,
                                onUpdate: function() {
-                                   this._arrow.rotation_angle_z = this.actor._arrow_rotation;
+                                   this._arrow.rotation_angle_z = this.actor._arrowRotation;
                                },
                                onCompleteScope: this,
                                onComplete: function() {