Make miscellaneous_bindings and event_bindings Required as needed. Previously

chrome/renderer/resources/extensions/schema_utils.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.
 
 // Routines used to validate and normalize arguments.
 
+require('json_schema');  // for chromeHidden.JSONSchemaValidator
 var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
 var chrome = requireNative('chrome').GetChrome();
 
 // TODO(benwells): unit test this file.
 // JSONSchemaValidator is not loaded in unit tests.
 var validate;
 if (chromeHidden.JSONSchemaValidator) {
   var schemaValidator = new chromeHidden.JSONSchemaValidator();
 
   // Validate arguments.
@@ skipping 137 matching lines @@
         return true;
     }
   }
   return false;
 };
 
 exports.isFunctionSignatureAmbiguous = isFunctionSignatureAmbiguous;
 exports.normalizeArgumentsAndValidate = normalizeArgumentsAndValidate;
 exports.schemaValidator = schemaValidator;
 exports.validate = validate;