Add possibility to configure 'prototype' property via FunctionTemplate

src/macros.py

 # Copyright 2006-2009 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 20 matching lines @@
 const NONE        = 0;
 const READ_ONLY   = 1;
 const DONT_ENUM   = 2;
 const DONT_DELETE = 4;
 
 # Constants used for getter and setter operations.
 const GETTER = 0;
 const SETTER = 1;
 
 # These definitions must match the index of the properties in objects.h.
-const kApiTagOffset               = 0;
-const kApiPropertyListOffset      = 1;
-const kApiSerialNumberOffset      = 2;
-const kApiConstructorOffset       = 2;
-const kApiPrototypeTemplateOffset = 5;
-const kApiParentTemplateOffset    = 6;
+const kApiTagOffset                 = 0;
+const kApiPropertyListOffset        = 1;
+const kApiSerialNumberOffset        = 2;
+const kApiConstructorOffset         = 2;
+const kApiPrototypeTemplateOffset   = 5;
+const kApiParentTemplateOffset      = 6;
+const kApiPrototypeAttributesOffset = 15;
 
 const NO_HINT     = 0;
 const NUMBER_HINT = 1;
 const STRING_HINT = 2;
 
 const kFunctionTag  = 0;
 const kNewObjectTag = 1;
 
 # For date.js.
 const HoursPerDay      = 24;
@@ skipping 113 matching lines @@
 
 # PropertyDescriptor return value indices - must match 
 # PropertyDescriptorIndices in runtime.cc.
 const IS_ACCESSOR_INDEX = 0;
 const VALUE_INDEX = 1;
 const GETTER_INDEX = 2;
 const SETTER_INDEX = 3;
 const WRITABLE_INDEX = 4;
 const ENUMERABLE_INDEX = 5;
 const CONFIGURABLE_INDEX = 6;