new classes: implement new.target passing to superclass constructor.

src/ic/ic.cc

Index: src/ic/ic.cc
diff --git a/src/ic/ic.cc b/src/ic/ic.cc
index e8b2dbf9c98796d02a0e768466c4ab643d68d3dd..5a25d26bba2176e4ced53b6eeafb5b86e81abe44 100644
--- a/src/ic/ic.cc
+++ b/src/ic/ic.cc
@@ -1237,7 +1237,8 @@ Handle<Code> LoadIC::CompileHandler(LookupIterator* lookup,
           return compiler.CompileLoadCallback(lookup->name(), call_optimization,
                                               lookup->GetAccessorIndex());
         }
-        int expected_arguments = function->shared()->formal_parameter_count();
+        int expected_arguments =
+            function->shared()->internal_formal_parameter_count();
         return compiler.CompileLoadViaGetter(
             lookup->name(), lookup->GetAccessorIndex(), expected_arguments);
       }
@@ -1743,7 +1744,8 @@ Handle<Code> StoreIC::CompileHandler(LookupIterator* lookup,
                                                call_optimization,
                                                lookup->GetAccessorIndex());
         }
-        int expected_arguments = function->shared()->formal_parameter_count();
+        int expected_arguments =
+            function->shared()->internal_formal_parameter_count();
         return compiler.CompileStoreViaSetter(receiver, lookup->name(),
                                               lookup->GetAccessorIndex(),
                                               expected_arguments);