Ticket #22689: 22689.2.diff

wp-includes/css/media-views.css

@@ -65 +65 @@
         -webkit-appearance: textfield;
 }
 
+.media-frame :-moz-placeholder {
+   color: #a9a9a9;
+}
+
 /* Enable draggable on IE10 touch events until it's rolled into jQuery UI core */
 .ui-sortable,
 .ui-draggable {

wp-admin/css/wp-admin.css

@@ -750 +750 @@
         background-color: #eee;
 }
 
+:-moz-placeholder {
+   color: #a9a9a9;
+}
+
 /*------------------------------------------------------------------------------
   1.0 - Text Styles
 ------------------------------------------------------------------------------*/