Whitelist the APIs for chromeos/onhub recovery untility extensions.

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 base_feature_provider.h.
 
 // If you add a new platform_app permission please update the "stubs_app" test:
@@ skipping 105 matching lines @@
     "channel": "stable",
     "extension_types": ["extension", "legacy_packaged_app", "platform_app"],
     "platforms": ["chromeos"],
     "whitelist": [
       "1C93BD3CF875F4A73C0B2A163BB8FBDA8B8B3D80",  // http://crbug.com/293683
       "A3BC37E2148AC4E99BE4B16AF9D42DD1E592BBBE",  // http://crbug.com/293683
       "8C3741E3AF0B93B6E8E0DDD499BB0B74839EA578",  // http://crbug.com/234235
       "E703483CEF33DEC18B4B6DD84B5C776FB9182BDB",  // http://crbug.com/234235
       "307E96539209F95A1A8740C713E6998A73657D96",  // http://crbug.com/329690
       "A291B26E088FA6BA53FFD72F0916F06EBA7C585A",  // http://crbug.com/341258
+      // TODO (ntang) Removes the following hashes by 12/31/2017.

[asargent_no_longer_on_chrome, 2016/09/09 19:04:05]

same nit for this TODO comment (and elsewhere in this file)

       "D7986543275120831B39EF28D1327552FC343960",  // http://crbug.com/329088
       "4F25792AF1AA7483936DE29C07806F203C7170A0",  // http://crbug.com/407693
       "BD8781D757D830FC2E85470A1B6E8A718B7EE0D9",  // http://crbug.com/407693
       "4AC2B6C63C6480D150DFDA13E4A5956EB1D0DDBB",  // http://crbug.com/407693
       "81986D4F846CEDDDB962643FA501D1780DD441BB",  // http://crbug.com/407693
+      // TODO (ntang) Removes the following hashes by 12/31/2017.
       "B620CF4203315F9F2E046EDED22C7571A935958D",  // http://crbug.com/510270
       "B206D8716769728278D2D300349C6CB7D7DE2EF9",  // http://crbug.com/510270
       "A3E3DE9E9F16B41D4A2FAD106BD6CA76B94A0C94",  // http://crbug.com/590259
-      "C2ABD68C33A5B485971C9638B80D6A2E9CBA78C4"   // http://crbug.com/590259
+      "C2ABD68C33A5B485971C9638B80D6A2E9CBA78C4",  // http://crbug.com/590259
+      "2B6C6A4A5940017146F3E58B7F90116206E84685",  // http://crbug.com/642141
+      "B6C2EFAB3EC3BF6EF03701408B6B09A67B2D0069",  // http://crbug.com/642141
+      "96FF2FFA5C9173C76D47184B3E86D267B37781DE",  // http://crbug.com/642141
+      "0136FCB13DB29FD5CD442F56E59E53B61F1DF96F"   // http://crbug.com/642141
     ]
   },
   "clipboardRead": {
     "channel": "stable",
     "extension_types": [
       "extension", "legacy_packaged_app", "hosted_app", "platform_app"
     ]
   },
   "clipboardWrite": {
     "channel": "stable",
@@ skipping 203 matching lines @@
     "default_parent": true
   },{
     "channel": "stable",
     "extension_types": ["extension"],
     "whitelist": [
       "2FC374607C2DF285634B67C64A2E356C607091C3",  // Quickoffice
       "3727DD3E564B6055387425027AD74C58784ACC15",  // Quickoffice internal
       "12E618C3C6E97495AAECF2AC12DEB082353241C6",  // QO component extension
       "D5736E4B5CF695CB93A2FB57E4FDC6E5AFAB6FE2",  // http://crbug.com/312900
       "D57DE394F36DC1C3220E7604C575D29C51A6C495",  // http://crbug.com/319444
-      "3F65507A3B39259B38C8173C6FFA3D12DF64CCE9"   // http://crbug.com/371562
+      "3F65507A3B39259B38C8173C6FFA3D12DF64CCE9",  // http://crbug.com/371562
+      "2B6C6A4A5940017146F3E58B7F90116206E84685",  // http://crbug.com/642141
+      "B6C2EFAB3EC3BF6EF03701408B6B09A67B2D0069",  // http://crbug.com/642141
+      "96FF2FFA5C9173C76D47184B3E86D267B37781DE",  // http://crbug.com/642141
+      "0136FCB13DB29FD5CD442F56E59E53B61F1DF96F"   // http://crbug.com/642141
     ]
   }],
   "fileSystem.directory": {
     "channel": "stable",
     "extension_types": ["platform_app"]
   },
   "fileSystem.retainEntries": {
     "channel": "stable",
     "extension_types": ["platform_app"]
   },
@@ skipping 251 matching lines @@
       "269D721F163E587BC53C6F83553BF9CE2BB143CD",  // CRD QA Backup
       "6B55A5329E3F1F30F6032BDB20B2EB4378DBF767",  // CRD QA v2
       "C449A798C495E6CF7D6AF10162113D564E67AD12",  // CRD Dogfood
       "01E9FFA9A8F3C18271FE91BEE46207F3B81755CC",  // Pre-release CRD
       "97B23E01B2AA064E8332EE43A7A85C628AADC3F2",  // Sample app_remoting app.
       "226CF815E39A363090A1E547D53063472B8279FA",  // http://crbug.com/574889
       "C17CD9E6868D7B9C67926E0EC612EA25C768418F",  // http://crbug.com/504940
       "A45DABDB47A31CC812E5490AB748C7D05E2D32E9",  // http://crbug.com/504940
       "BFEE2E3B80BE21A645E63E9346DFC383E7CB3BDA",  // http://crbug.com/504940
       "63ED55E43214C211F82122ED56407FF1A807F2A3",  // http://crbug.com/504940
+      // TODO (ntang) Removes the following hashes by 12/31/2017.
       "B620CF4203315F9F2E046EDED22C7571A935958D",  // http://crbug.com/510270
-      "B206D8716769728278D2D300349C6CB7D7DE2EF9"   // 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
     ]
   },
   "mdns": [{
     "channel": "stable",
     "extension_types": ["extension"],
     "whitelist": [
       "63ED55E43214C211F82122ED56407FF1A807F2A3",  // Dev
       "FA01E0B81978950F2BC5A50512FD769725F57510",  // Beta
       "B11A93E7E5B541F8010245EBDE2C74647D6C14B9",  // Canary
       "F155646B5D1CA545F7E1E4E20D573DFDD44C2540",  // Google Cast Beta
@@ skipping 121 matching lines @@
   "proxy": [{
     "channel": "stable",
     "extension_types": ["extension", "legacy_packaged_app"]
   }, {
     "channel": "stable",
     "extension_types": ["platform_app"],
     "platforms": ["chromeos"]
   }],
   "imageWriterPrivate": {
     "channel": "stable",
-    "extension_types": ["platform_app"],
+    "extension_types": ["extension", "platform_app"],
     "whitelist": [
+      // TODO (ntang) Removes the following hashes by 12/31/2017.
       "A291B26E088FA6BA53FFD72F0916F06EBA7C585A", // http://crbug.com/329088
       "D7986543275120831B39EF28D1327552FC343960", // http://crbug.com/329088
       "BCC85C0D7F85897F2699974421EA402144C35C0C", // API Test
+      // TODO (ntang) Removes the following hashes by 12/31/2017.
       "B620CF4203315F9F2E046EDED22C7571A935958D", // http://crbug.com/510270
-      "B206D8716769728278D2D300349C6CB7D7DE2EF9"  // 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
     ]
   },
   "inlineInstallPrivate":[{
     "channel": "dev",
     "extension_types": ["platform_app"],
     "whitelist": [
       "8076E9E4DA0DF53B33BFAF0454D3C3B898F93273", // Test Extension
       "3A78E13285C1949EF84AA85E3BF65D1E83A3D9AB", // Test Extension
       "4477F0B4FE934D0A8C88922C0986DA7B25D881E1"  // API Test
     ]
@@ skipping 185 matching lines @@
     "channel": "stable",
     "extension_types": ["platform_app"],
     "platforms": ["chromeos"],
     "whitelist": [
       "A948368FC53BE437A55FEB414106E207925482F5",  // Files app
       "8C726564C6DBE7380BAB388DE6CC7EC93EB44B06",  // Video player
       "5065C83E84321221675D20FBE4DC43C655CC8C6F"   // Files app tests
     ]
   }
 }