Implemented port filter for URLMatcher

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 74 matching lines @@
             "type": "string",
             "description": "Matches if the URL ends with a specified string.",
             "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" }
           },
+          "ports": {
+            "type": "array",
+            "description": "Matches if the port of the URL is contained in any of the specified port lists. For example <code>[80, 443, [1000, 1200]]</code> matches all requests on port 80, 443 and in the range 1000-1200.",
+            "optional": true,
+            "items": {
+              "choices": [
+                {"type": "integer", "description": "A specific port."},
+                {"type": "array", "items": {"type": "integer"}, "description": "A pair of integers identiying the start and end (both inclusive) of a port range."}
+              ]
+            }
+          },
           "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"] }
         }
       },
       {
@@ skipping 22 matching lines @@
         "options": {
           "supportsListeners": false,
           "supportsRules": true,
           "conditions": ["RequestMatcher"],
           "actions": ["CancelRequest", "RedirectRequest"]
         }
       }
     ]
   }
 ]