Reimplement [PutForwards] per spec

third_party/WebKit/Source/bindings/tests/results/core/V8TestInterfaceDocument.cpp

Index: third_party/WebKit/Source/bindings/tests/results/core/V8TestInterfaceDocument.cpp
diff --git a/third_party/WebKit/Source/bindings/tests/results/core/V8TestInterfaceDocument.cpp b/third_party/WebKit/Source/bindings/tests/results/core/V8TestInterfaceDocument.cpp
index 990560e9c7c46fd96cddd6b14e6bef88cef7c051..abf94c1283c3575fbe4f28d8edf74c7e3e63e946 100644
--- a/third_party/WebKit/Source/bindings/tests/results/core/V8TestInterfaceDocument.cpp
+++ b/third_party/WebKit/Source/bindings/tests/results/core/V8TestInterfaceDocument.cpp
@@ -70,19 +70,20 @@ static void locationAttributeSetter(v8::Local<v8::Value> v8Value, const v8::Func
   ALLOW_UNUSED_LOCAL(isolate);
 
   v8::Local<v8::Object> holder = info.Holder();
-  TestInterfaceDocument* proxyImpl = V8TestInterfaceDocument::toImpl(holder);
-  Location* impl = WTF::GetPtr(proxyImpl->location());
-  if (!impl)
-    return;
+  ALLOW_UNUSED_LOCAL(holder);
 
+  // [PutForwards] => location.href
   ExceptionState exceptionState(isolate, ExceptionState::kSetterContext, "TestInterfaceDocument", "location");
-
-  // Prepare the value to be set.
-  V8StringResource<> cppValue = v8Value;
-  if (!cppValue.Prepare())
+  v8::Local<v8::Value> target;
+  if (!holder->Get(isolate->GetCurrentContext(), V8String(isolate, "location")).ToLocal(&target))
+    return;
+  if (!target->IsObject()) {
+    exceptionState.ThrowTypeError("The attribute value is not an object");
+    return;
+  }
+  v8::Maybe<bool> result = target.As<v8::Object>()->Set(isolate->GetCurrentContext(), V8String(isolate, "href"), v8Value);
+  if (result.IsNothing() || !result.FromJust())
     return;
-
-  impl->setHref(CurrentDOMWindow(info.GetIsolate()), EnteredDOMWindow(info.GetIsolate()), cppValue, exceptionState);
 }
 
 } // namespace TestInterfaceDocumentV8Internal