Cannot use Handle<T>::cast in Unique<T>::cast since it will try to do a T::cast (and its typecheck)…

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index 4cdf2d605c0c55d1f5eb31e4ce2cb5124e1a855f..93fd25f5da5313370bc78f6bfa58ab395d8daa16 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -2772,8 +2772,7 @@ void Genesis::TransferNamedProperties(Handle<JSObject> from,
                                               isolate());
         DCHECK(!value->IsCell());
         if (value->IsPropertyCell()) {
-          value = Handle<Object>(PropertyCell::cast(*value)->value(),
-                                 isolate());
+          value = handle(PropertyCell::cast(*value)->value(), isolate());
         }
         PropertyDetails details = properties->DetailsAt(i);
         DCHECK_EQ(kData, details.kind());