Allow FTP requests by Chromium extensions

chrome/common/extensions/api/test.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": "test",
     "description": "none",
     "functions": [
       {
         "name": "getConfig",
         "type": "function",
         "description": "Gives configuration options set by the test.",
         "parameters": [
           {
             "type": "function", "name": "callback", "parameters": [
               {
                 "type": "object",
                 "name": "testConfig",
                 "properties": {
                   "customArg": {
                     "type": "string",
                     "optional": true,
                     "description": "Additional string argument to pass to test."
                   },
+                  "ftpServer": {
+                    "type": "object",
+                    "optional": true,
+                    "description": "Details on the FTP server used to mock network responses.  Will be set only if test calls ExtensionApiTest::StartFTPServer().",
+                    "properties": {
+                      "port": {
+                        "type": "integer",
+                        "description": "The port on which the FTP server is listening.",
+                        "minimum": 1024,
+                        "maximum": 65535
+                      }
+                    }
+                  },
                   "testServer": {
                     "type": "object",
                     "optional": true,
                     "description": "Details on the test server used to mock network responses.  Will be set only if test calls ExtensionApiTest::StartTestServer().",
                     "properties": {
                       "port": {
                         "type": "integer",
                         "description": "The port on which the test server is listening.",
                         "minimum": 1024,
                         "maximum": 65535
@@ skipping 346 matching lines @@
             "properties": {
               "data": { "type": "string", "description": "Additional information." },
               "lastMessage": { "type": "boolean", "description": "True if this was the last message for this test" }
             }
           }
         ]
       }
     ]
   }
 ]