#72298, make "Unsent Messages" have its own outbox-like icon. r=andreww, sr=hewitt, a=dbaron.

themes/classic/messenger/mac/folderPane.css

@@ -58,8 +58,11 @@ treeitem.folderTreeItem[open="true"] > treerow > .tree-cell-folderpane-icon
 }
 
 
+/* ..... Unsent Messages ..... */
 
-
+.tree-cell-folderpane-icon[SpecialFolder="Unsent Messages"] {
+  list-style-image: url("chrome://messenger/skin/folder-outbox.gif");
+}
 
 
 /** Trash **/

themes/classic/messenger/win/folderPane.css

@@ -42,6 +42,11 @@ treeitem.folderTreeItem[open="true"] > treerow > .tree-cell-folderpane-icon
   list-style-image: url("chrome://messenger/skin/folder-sent.gif");
 }
 
+/* ..... Unsent ..... */
+
+.tree-cell-folderpane-icon[SpecialFolder="Unsent Messages"] {
+  list-style-image: url("chrome://messenger/skin/folder-outbox.gif");
+}
 
 /* ..... Drafts ..... */
 

themes/modern/messenger/folderPane.css

@@ -103,6 +103,16 @@
   list-style-image: url("chrome://messenger/skin/icons/folder-template-open.gif");
 }
 
+/* ..... Unsent Messages ..... */
+
+.folderTreeItem[SpecialFolder="Unsent Messages"] {
+  list-style-image: url("chrome://messenger/skin/icons/folder-outbox.gif");
+}
+
+.folderTreeItem[selected="true"][SpecialFolder="Unsent Messages"] {
+  list-style-image: url("chrome://messenger/skin/icons/folder-outbox-open.gif");
+}
+
 /* ..... Trash ..... */
 
 .folderTreeItem[SpecialFolder="Trash"] {