Issue 3763 - Got rid of redundant "add-filters" message type

block.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2016 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 17 matching lines @@
   {
     event.preventDefault();
     addFilters();
   }
 }
 
 function addFilters()
 {
   ext.backgroundPage.sendMessage(
   {
-    type: "add-filters",
+    type: "filters.importRaw",
     text: document.getElementById("filters").value
   },
-  function(response)
+  function(errors)
   {
-    if (response.status == "ok")
+    if (errors.length > 0)
+      alert(errors.join("\n"));
+    else
       closeDialog(true);
-    else
-      alert(response.error);
   });
 }
 
 function closeDialog(success)
 {
   ext.backgroundPage.sendMessage(
   {
     type: "forward",
     targetPageId: targetPageId,
     payload:
@@ skipping 30 matching lines @@
         break;
       case "blockelement-close-popup":
         window.close();
         break;
     }
   });
 
   window.removeEventListener("load", init);
 }
 window.addEventListener("load", init, false);