[api] Add DefineProperty() method that skips interceptors.

include/v8.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /** \mainpage V8 API Reference Guide
  *
  * V8 is Google's open source JavaScript engine.
  *
  * This set of documents provides reference material generated from the
  * V8 header file, include/v8.h.
@@ skipping 2988 matching lines @@
   //
   // In general, CreateDataProperty is faster, however, does not allow
   // for specifying attributes or an accessor descriptor.
   //
   // The PropertyDescriptor can change when redefining a property.
   //
   // Returns true on success.
   V8_WARN_UNUSED_RESULT Maybe<bool> DefineProperty(
       Local<Context> context, Local<Name> key, PropertyDescriptor& descriptor);
 
+  V8_WARN_UNUSED_RESULT Maybe<bool> DefinePropertyWithoutInterceptors(

[Franzi, 2017/04/12 08:58:17]

Can you add a comment please. Maybe make the function name consistent with the
other functions that bypass interceptors. 

+      Local<Context> context, Local<Name> key, PropertyDescriptor& descriptor);
+
   // Sets an own property on this object bypassing interceptors and
   // overriding accessors or read-only properties.
   //
   // Note that if the object has an interceptor the property will be set
   // locally, but since the interceptor takes precedence the local property
   // will only be returned if the interceptor doesn't return a value.
   //
   // Note also that this only works for named properties.
   V8_DEPRECATED("Use CreateDataProperty / DefineOwnProperty",
                 bool ForceSet(Local<Value> key, Local<Value> value,
@@ skipping 6972 matching lines @@
  */
 
 
 }  // namespace v8
 
 
 #undef TYPE_CHECK
 
 
 #endif  // INCLUDE_V8_H_