Introduce networking.cast API

chrome/common/extensions/api/_permission_features.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.
 
 // This features file defines permissions for extension APIs implemented
 // under src/chrome.
 // See chrome/common/extensions/api/_features.md to understand this file, as
 // well as feature.h, simple_feature.h, and feature_provider.h.
 
 // If you add a new platform_app permission please update the "stubs_app" test:
@@ skipping 489 matching lines @@
       "4F25792AF1AA7483936DE29C07806F203C7170A0",  // http://crbug.com/407693
       "BD8781D757D830FC2E85470A1B6E8A718B7EE0D9",  // http://crbug.com/407693
       "4AC2B6C63C6480D150DFDA13E4A5956EB1D0DDBB",  // http://crbug.com/407693
       "81986D4F846CEDDDB962643FA501D1780DD441BB"   // http://crbug.com/407693
     ]
   },
   "webcamPrivate": {
     "channel": "stable",
     "extension_types": ["extension", "platform_app"]
   },
+  "networking.castPrivate": {
+    "channel": "stable",
+    "extension_types": ["extension", "platform_app"],
+    "platforms": ["chromeos", "mac", "win"],
+    "whitelist": [
+      "63ED55E43214C211F82122ED56407FF1A807F2A3",  // http://crbug.com/588179
+      "FA01E0B81978950F2BC5A50512FD769725F57510",  // http://crbug.com/588179
+      "B11A93E7E5B541F8010245EBDE2C74647D6C14B9",  // http://crbug.com/588179
+      "F155646B5D1CA545F7E1E4E20D573DFDD44C2540",  // http://crbug.com/588179
+      "16CA7A47AAE4BE49B1E75A6B960C3875E945B264",  // http://crbug.com/588179
+      "226CF815E39A363090A1E547D53063472B8279FA"   // http://crbug.com/588179
+    ]
+  },
   "management": [
     {
       "channel": "stable",
       "extension_types": ["extension", "legacy_packaged_app"]
     },
     {
       "channel": "stable",
       "extension_types": ["platform_app"],
       "whitelist": [
         "AE27D69DBE571F4B1694F05C89B710C646792231", // Published ADT
@@ skipping 380 matching lines @@
     "channel": "stable",
     "extension_types": ["platform_app"],
     "platforms": ["chromeos"],
     "whitelist": [
       "A948368FC53BE437A55FEB414106E207925482F5",  // Files app
       "8C726564C6DBE7380BAB388DE6CC7EC93EB44B06",  // Video player
       "5065C83E84321221675D20FBE4DC43C655CC8C6F"   // Files app tests
     ]
   }
 }