194567 - junk mail icon is cropped in classic skin. r/sr/a=sspitzer.

suite/themes/classic/messenger/threadPane.css

@@ -141,6 +141,7 @@ treechildren:-moz-tree-image(flaggedCol, flagged) {
 
 treecol.junkStatusHeader {
   list-style-image: url("chrome://messenger/skin/icons/folder-junk.gif");
+  padding: 0px 4px 0px 0px;
 }
 
 /* "unknown" now looks like "not junk".  see bug #182386 */
@@ -152,6 +153,7 @@ treechildren:-moz-tree-image(junkStatusCol) {
 
 treechildren:-moz-tree-image(junkStatusCol, junk) {
   list-style-image: url("chrome://messenger/skin/icons/folder-junk.gif");
+  margin-right: -1px;
 }
 
 treechildren:-moz-tree-image(junkStatusCol, notjunk) {