Bug 390979 - "tabbrowser drag&drop code cleanup" [p=w.woods@optusnet.com.au (Wayne Woods) r=gavin a1.9=mconnor]

browser/themes/gnomestripe/browser/browser.css

@@ -1340,24 +1340,21 @@ tabpanels {
  */
 
 .tab-drop-indicator-bar {
-    visibility: hidden;
+  height: 11px;
-    height: 9px;
+  margin-top: -11px;
-    margin-top: -9px;
   position: relative;
+  /* set -moz-margin-start to -1/2 indicator width: */
+  -moz-margin-start: -5px;
 }
 
 .tab-drop-indicator {
-    height: 9px;
+  height: 11px;
-    width: 9px;
+  width: 11px;
   margin-bottom: -5px;
   position: relative;
   background: url('chrome://browser/skin/tabbrowser/tabDragIndicator.png') 50% 50% no-repeat;
 }
 
-.tab-drop-indicator-bar[dragging="true"] {
-    visibility: visible;
-}
-
 /**
  * In-tab close button
  */