[gnome-shell-sass] Bring back resize-popup style

[Florian Müllner <fmuellner src gnome org>]

commit 9f3b4d407b0a89ab53d2c3d7ea722547e443db3e
Author: Florian Müllner <fmuellner gnome org>
Date:   Sat Feb 21 18:05:06 2015 +0100

    Bring back resize-popup style

 _common.scss |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/_common.scss b/_common.scss
index 8281dd3..3d95f21 100644
--- a/_common.scss
+++ b/_common.scss
@@ -513,6 +513,7 @@ StScrollBar {
 }
 
 .osd-window,
+.resize-popup,
 .switcher-list {
   @extend %osd-panel;
 }