bug 297005 - regression in dragging files to tab bar, r+a=bsmedberg

2007-08-22 05:03:29 +00:00 · 2007-08-22 05:03:29 +00:00 · 1e28012817
--- a/browser/base/content/tabbrowser.xml
+++ b/browser/base/content/tabbrowser.xml
@ -1453,7 +1453,7 @@
        <parameter name="aDragSession"/>
        <body>
          <![CDATA[
-            if (aDragSession.sourceNode.parentNode == this.mTabContainer) {
+            if (aDragSession.sourceNode && aDragSession.sourceNode.parentNode == this.mTabContainer) {
              var newIndex = this.getNewIndex(aEvent);
              if (newIndex > aXferData.data) 
                newIndex--;