Bug 189786 Mouse wheel preference panel description needs to be able to wrap for translations r=caillon sr=alecf a=dbaron

xpfe/components/prefwindow/resources/content/pref-mousewheel.xul

@@ -84,7 +84,7 @@
   ]]>
   </script>
 
-  <label value="&mouseWheelPanel.label;"/>
+  <description>&mouseWheelPanel.label;</description>
 
   <separator class="thin"/>