Introduce networking.cast API

extensions/common/api/_permission_features.json

 // Copyright 2014 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/extensions.
 // 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 274 matching lines @@
       "226CF815E39A363090A1E547D53063472B8279FA",  // Media Router Stable
       // TODO (ntang) Remove the following 2 hashes by 12/31/2017.
       "B620CF4203315F9F2E046EDED22C7571A935958D",  // http://crbug.com/510270
       "B206D8716769728278D2D300349C6CB7D7DE2EF9",  // http://crbug.com/510270
       "2B6C6A4A5940017146F3E58B7F90116206E84685",  // http://crbug.com/642141
       "B6C2EFAB3EC3BF6EF03701408B6B09A67B2D0069",  // http://crbug.com/642141
       "96FF2FFA5C9173C76D47184B3E86D267B37781DE",  // http://crbug.com/642141
       "0136FCB13DB29FD5CD442F56E59E53B61F1DF96F"   // http://crbug.com/642141
     ]
   },
+  "networking.cast": {
+    "channel": "stable",
+    "extension_types": ["extension", "platform_app"],
+    "platforms": ["chromeos", "mac", "win", "linux"],

[Devlin, 2017/03/13 05:21:49]

What's left?

[tbarzic, 2017/03/13 22:35:01]

Nothing.

Though, I removed linux now.

+    "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
+    ]
+  },
   "networking.config": {
     "channel": "stable",
     "platforms": ["chromeos"],
     "extension_types": ["extension", "platform_app"]
   },
   "networking.onc": [{
     "channel": "dev",
     "extension_types": ["platform_app"],
     "platforms": ["chromeos"],
     "session_types": ["kiosk.autolaunched"]
@@ skipping 261 matching lines @@
   }],
   "webRequest": {
     "channel": "stable",
     "extension_types": ["extension", "legacy_packaged_app"]
    },
   "webRequestBlocking": {
     "channel": "stable",
     "extension_types": ["extension", "legacy_packaged_app"]
   }
 }