sprites.less in twitter-bootstrap-rails-2.2.8

- old
+ new

@@ -20,11 +20,11 @@
   width: 14px;
   height: 14px;
   .ie7-restore-right-whitespace();
   line-height: 14px;
   vertical-align: text-top;
-  background-image: url("@{iconSpritePath}");
+  background-image: @iconSpritePath;
   background-position: 14px 14px;
   background-repeat: no-repeat;
   margin-top: 1px;
 }
 
@@ -44,10 +44,10 @@
 .dropdown-menu > .active > a > [class*=" icon-"],
 .dropdown-submenu:hover > a > [class^="icon-"],
 .dropdown-submenu:focus > a > [class^="icon-"],
 .dropdown-submenu:hover > a > [class*=" icon-"],
 .dropdown-submenu:focus > a > [class*=" icon-"] {
-  background-image: url("@{iconWhiteSpritePath}");
+  background-image: @iconWhiteSpritePath;
 }
 
 .icon-glass              { background-position: 0      0; }
 .icon-music              { background-position: -24px  0; }
 .icon-search             { background-position: -48px  0; }