Whitelist additional experimental extension for bookmarkManagerPrivate API

chrome/common/extensions/api/_manifest_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 manifest keys implemented under src/chrome.
 // See extensions/common/features/* to understand this file, in particular
 // feature.h, simple_feature.h, and base_feature_provider.h.
 
 // To add a new whitelisted ID, SHA-1 it and force it to uppercase. In Bash:
 //
@@ skipping 45 matching lines @@
   "chrome_settings_overrides": [{
     "channel": "stable",
     "extension_types": ["extension"],
     "platforms": ["win"]
   }, {  // TODO(wittman): remove this section for M37.
     "channel": "stable",
     "extension_types": ["extension"],
     "whitelist": [
       "CB2E4E7174A398FCB3AFA6840500C2E1D22DA7B2", // Bookmark Manager
       "D5736E4B5CF695CB93A2FB57E4FDC6E5AFAB6FE2", // http://crbug.com/312900
-      "D57DE394F36DC1C3220E7604C575D29C51A6C495"  // http://crbug.com/319444
+      "D57DE394F36DC1C3220E7604C575D29C51A6C495", // http://crbug.com/319444
+      "3F65507A3B39259B38C8173C6FFA3D12DF64CCE9"  // http://crbug.com/371562
     ]
   }],
   "chrome_ui_overrides": [{
     "channel": "dev",
     "extension_types": ["extension"]
   }, {
     "channel": "stable",
     "extension_types": ["extension"],
     "whitelist": [
       "CB2E4E7174A398FCB3AFA6840500C2E1D22DA7B2", // Bookmark Manager
       "D5736E4B5CF695CB93A2FB57E4FDC6E5AFAB6FE2", // http://crbug.com/312900
-      "D57DE394F36DC1C3220E7604C575D29C51A6C495"  // http://crbug.com/319444
+      "D57DE394F36DC1C3220E7604C575D29C51A6C495", // http://crbug.com/319444
+      "3F65507A3B39259B38C8173C6FFA3D12DF64CCE9"  // http://crbug.com/371562
     ]
   }],
   "chrome_url_overrides": {
     "channel": "stable",
     "extension_types": ["extension", "legacy_packaged_app"]
   },
   "commands": {
     "channel": "stable",
     "extension_types": ["extension", "platform_app"],
     "min_manifest_version": 2
@@ skipping 294 matching lines @@
   },
   "url_handlers": {
     "channel": "stable",
     "extension_types": ["platform_app"]
   },
   "version": {
     "channel": "stable",
     "extension_types": "all"
   }
 }