Implemented proper support for checking schemes and requested resource types.

chrome/common/extensions/api/experimental.webRequest.json

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 [
   {
     "namespace": "experimental.webRequest",
     "types": [
       {
         "id": "RequestMatcher",
@@ skipping 68 matching lines @@
           "url_prefix": {
             "type": "string",
             "description": "Matches if the URL starts with a specified string.",
             "optional": true
           },
           "url_suffix": {
             "type": "string",
             "description": "Matches if the URL ends with a specified string.",
             "optional": true
           },
-          "scheme": {
-            "type": "string",
-            "description": "Matches if the scheme of the URL is equal to a specified string (TODO: this will be expanded to an array).",
-            "optional": true
+          "schemes": {
+            "type": "array",
+            "description": "Matches if the scheme of the URL is equal to any of the schemes specified in the array.",
+            "optional": true,
+            "items": { "type": "string" }
+          },
+          "resourceType": {
+            "type": "array",
+            "optional": true,
+            "description": "Matches if the request type of a request is contained in the list. Requests that cannot match any of the types will be filtered out.",
+            "items": { "type": "string", "enum": ["main_frame", "sub_frame", "stylesheet", "script", "image", "object", "xmlhttprequest", "other"] }
           },
           "instanceType": { "type": "string", "enum": ["experimental.webRequest.RequestMatcher"] }
         }
       },
       {
         "id": "CancelRequest",
         "description": "Declarative event action that cancels a network request.",
         "type": "object",
         "properties": {
           "instanceType": { "type": "string", "enum": ["experimental.webRequest.CancelRequest"] }
@@ skipping 17 matching lines @@
         "options": {
           "supportsListeners": false,
           "supportsRules": true,
           "conditions": ["RequestMatcher"],
           "actions": ["CancelRequest", "RedirectRequest"]
         }
       }
     ]
   }
 ]