Further extend TypedArray support in d8:

src/api.cc

 // Copyright 2012 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 3013 matching lines @@
       memcpy(ptr, postfix, postfix_len * v8::internal::kCharSize);
 
       // Copy the buffer into a heap-allocated string and return it.
       Local<String> result = v8::String::New(buf.start(), buf_len);
       return result;
     }
   }
 }
 
 
+Local<Value> v8::Object::GetConstructor() {
+  i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
+  ON_BAILOUT(isolate, "v8::Object::GetConstructor()",
+             return Local<v8::Function>());
+  ENTER_V8(isolate);
+  i::Handle<i::JSObject> self = Utils::OpenHandle(this);
+  i::Handle<i::Object> constructor(self->GetConstructor());
+  return Utils::ToLocal(constructor);
+}
+
+
 Local<String> v8::Object::GetConstructorName() {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
   ON_BAILOUT(isolate, "v8::Object::GetConstructorName()",
              return Local<v8::String>());
   ENTER_V8(isolate);
   i::Handle<i::JSObject> self = Utils::OpenHandle(this);
   i::Handle<i::String> name(self->constructor_name());
   return Utils::ToLocal(name);
 }
 
@@ skipping 3357 matching lines @@
 
 
 char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) {
   HandleScopeImplementer* scope_implementer =
       reinterpret_cast<HandleScopeImplementer*>(storage);
   scope_implementer->IterateThis(v);
   return storage + ArchiveSpacePerThread();
 }
 
 } }  // namespace v8::internal