Fix "style.none" message value.

common/locale/en-US/messages.properties

@@ -141,7 +141,7 @@ save.invalidDestination-1 = Invalid destination: %S
 
 status.link-1 = Link: %S
 
-style.none = No mapping found
+style.none = No style found
 
 time.total = Total time: %S
 

common/modules/styles.jsm

@@ -8,7 +8,7 @@ Components.utils.import("resource://dactyl/bootstrap.jsm");
 defineModule("styles", {
     exports: ["Style", "Styles", "styles"],
     require: ["services", "util"],
-    use: ["contexts", "template"]
+    use: ["contexts", "messages", "template"]
 }, this);
 
 function cssUri(css) "chrome-data:text/css," + encodeURI(css);