Bug 1187385 - Use -moz-appearance: none to ignore widget style padding in test_caretPositionFromPoint. r=karlt

dom/base/test/test_caretPositionFromPoint.html

@@ -25,6 +25,10 @@
     #test5 {
       height: 100px;
     }
+
+    textarea, input {
+      -moz-appearance: none;
+    }
   </style>
 <script>
   function convertEmToPx(aEm) {