Implemented Object.keys.

src/api.cc

 // Copyright 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 1970 matching lines @@
   }
   return Utils::ToLocal(i::Handle<i::JSObject>(object));
 }
 
 
 Local<Array> v8::Object::GetPropertyNames() {
   ON_BAILOUT("v8::Object::GetPropertyNames()", return Local<v8::Array>());
   ENTER_V8;
   v8::HandleScope scope;
   i::Handle<i::JSObject> self = Utils::OpenHandle(this);
-  i::Handle<i::FixedArray> value = i::GetKeysInFixedArrayFor(self);
+  i::Handle<i::FixedArray> value = i::GetKeysInFixedArrayFor(
+      self,
+      i::INCLUDE_PROTOS);
   // Because we use caching to speed up enumeration it is important
   // to never change the result of the basic enumeration function so
   // we clone the result.
   i::Handle<i::FixedArray> elms = i::Factory::CopyFixedArray(value);
   i::Handle<i::JSArray> result = i::Factory::NewJSArrayWithElements(elms);
   return scope.Close(Utils::ToLocal(result));
 }
 
 
 Local<String> v8::Object::ObjectProtoToString() {
@@ skipping 1723 matching lines @@
 
 
 char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) {
   HandleScopeImplementer* thread_local =
       reinterpret_cast<HandleScopeImplementer*>(storage);
   thread_local->IterateThis(v);
   return storage + ArchiveSpacePerThread();
 }
 
 } }  // namespace v8::internal