Revert 170514

chrome/renderer/resources/extensions/permissions_custom_bindings.js

-// 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.
-
-// Custom bindings for the Permissions API.
-
-var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
-var sendRequest = require('sendRequest').sendRequest;
-var lastError = require('lastError');
-
-chromeHidden.registerCustomHook('permissions', function(api) {
-  var apiFunctions = api.apiFunctions;
-
-  apiFunctions.setUpdateArgumentsPreValidate('request',
-      function() {
-        if (arguments.length < 1)
-          return arguments;
-
-        var args = arguments[0].permissions;
-        if (!args)
-          return arguments;
-
-        for (var i = 0; i < args.length; i += 1) {
-          if (typeof(args[i]) == 'object') {
-            var a = args[i];
-            var keys = Object.keys(a);
-            if (keys.length != 1) {
-              throw new Error("Too many keys in object-style permission.");
-            }
-            arguments[0].permissions[i] = keys[0] + '|' + a[keys[0]];
-          }
-        }
-
-        return arguments;
-      });
-});