Version 3.3.8

src/runtime.js

 // Copyright 2006-2008 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 629 matching lines @@
   throw %MakeTypeError('cannot_convert_to_primitive', []);
 }
 
 
 // NOTE: Setting the prototype for Array must take place as early as
 // possible due to code generation for array literals.  When
 // generating code for a array literal a boilerplate array is created
 // that is cloned when running the code.  It is essential that the
 // boilerplate gets the right prototype.
 %FunctionSetPrototype($Array, new $Array(0));
+
+
+/* ------------------------------------------
+- - -   H a r m o n y   P r o x i e s   - - -
+---------------------------------------------
+*/
+
+function DERIVED_GET_TRAP(receiver, name) {
+  var desc = this.getPropertyDescriptor(name);
+  if (IS_UNDEFINED(desc)) { return desc; }
+  if ('value' in desc) {
+    return desc.value;
+  } else {
+    if (IS_UNDEFINED(desc.get)) { return desc.get; }
+    return desc.get().call(receiver);  // The proposal says so...
+  }
+}