[gnome-shell] boxpointer: Cope with a missing -arrow-border-color when we have no border

[Jasper St. Pierre <jstpierre src gnome org>]

commit e7e56e175aa54b8cfb4c00271298c4716726413a
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Sun Jul 22 23:02:31 2012 -0300

    boxpointer: Cope with a missing -arrow-border-color when we have no border
    
    https://bugzilla.gnome.org/show_bug.cgi?id=680426

 js/ui/boxpointer.js |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)
---
diff --git a/js/ui/boxpointer.js b/js/ui/boxpointer.js
index c83c31e..03d114b 100644
--- a/js/ui/boxpointer.js
+++ b/js/ui/boxpointer.js
@@ -252,7 +252,6 @@ const BoxPointer = new Lang.Class({
         let halfBorder = borderWidth / 2;
         let halfBase = Math.floor(base/2);
 
-        let borderColor = themeNode.get_color('-arrow-border-color');
         let backgroundColor = themeNode.get_color('-arrow-background-color');
 
         let [width, height] = area.get_surface_size();
@@ -263,7 +262,6 @@ const BoxPointer = new Lang.Class({
             boxWidth -= rise;
         }
         let cr = area.get_context();
-        Clutter.cairo_set_source_color(cr, borderColor);
 
         // Translate so that box goes from 0,0 to boxWidth,boxHeight,
         // with the arrow poking out of that
@@ -359,9 +357,13 @@ const BoxPointer = new Lang.Class({
 
         Clutter.cairo_set_source_color(cr, backgroundColor);
         cr.fillPreserve();
-        Clutter.cairo_set_source_color(cr, borderColor);
-        cr.setLineWidth(borderWidth);
-        cr.stroke();
+
+        if (borderWidth > 0) {
+            let borderColor = themeNode.get_color('-arrow-border-color');
+            Clutter.cairo_set_source_color(cr, borderColor);
+            cr.setLineWidth(borderWidth);
+            cr.stroke();
+        }
     },
 
     setPosition: function(sourceActor, alignment) {