Adding template parameter to PrototypeIterator GetCurrent for casting

src/lookup.cc

Index: src/lookup.cc
diff --git a/src/lookup.cc b/src/lookup.cc
index e9dc3d3a931863bb7eac1059d814b27a9ed43d2d..69b733e6aad2be2aef6b1cecde4573b2a5586c11 100644
--- a/src/lookup.cc
+++ b/src/lookup.cc
@@ -94,7 +94,7 @@ Handle<JSObject> LookupIterator::GetStoreTarget() const {
   if (receiver_->IsJSGlobalProxy()) {
     PrototypeIterator iter(isolate(), receiver_);
     if (iter.IsAtEnd()) return Handle<JSGlobalProxy>::cast(receiver_);
-    return Handle<JSGlobalObject>::cast(PrototypeIterator::GetCurrent(iter));
+    return PrototypeIterator::GetCurrent<JSGlobalObject>(iter);
   }
   return Handle<JSObject>::cast(receiver_);
 }
@@ -359,7 +359,7 @@ bool LookupIterator::InternalHolderIsReceiverOrHiddenPrototype() const {
   PrototypeIterator iter(isolate(), current,
                          PrototypeIterator::START_AT_RECEIVER);
   do {
-    if (JSReceiver::cast(iter.GetCurrent()) == holder) return true;
+    if (iter.GetCurrent<JSReceiver>() == holder) return true;
     DCHECK(!current->IsJSProxy());
     iter.Advance();
   } while (!iter.IsAtEnd(PrototypeIterator::END_AT_NON_HIDDEN));