Fix PT scrunched icon bustage.

browser/base/skin/browser.css

@@ -269,10 +269,6 @@ toolbar[mode="icons"] .toolbarbutton-text {
   display: none;
 }
 
-toolbar[mode="icons"] .toolbarbutton-icon {
-  padding: 0px 0px 2px 0px !important;
-}
-
 toolbar[mode="text"] .toolbarbutton-menubutton-dropmarker,
 toolbar[mode="text"] .toolbarbutton-icon {
   display: none;