Fix SealHandleScope usage in runtime-classes.cc

src/runtime/runtime-classes.cc

Index: src/runtime/runtime-classes.cc
diff --git a/src/runtime/runtime-classes.cc b/src/runtime/runtime-classes.cc
index cbbec4f90658a00d1d79411d1319d9d11dd1ee55..ca2df80355b741f9ef30a81ec284070705376e2e 100644
--- a/src/runtime/runtime-classes.cc
+++ b/src/runtime/runtime-classes.cc
@@ -462,12 +462,12 @@ RUNTIME_FUNCTION(Runtime_StoreKeyedToSuper_Sloppy) {
 RUNTIME_FUNCTION(Runtime_GetSuperConstructor) {
   SealHandleScope shs(isolate);
   DCHECK_EQ(1, args.length());
-  CONVERT_ARG_HANDLE_CHECKED(JSFunction, active_function, 0);
+  CONVERT_ARG_CHECKED(JSFunction, active_function, 0);
   Object* prototype = active_function->map()->prototype();
   if (!prototype->IsConstructor()) {
-    return ThrowNotSuperConstructor(
-        isolate, Handle<JSFunction>::cast(handle(prototype, isolate)),
-        active_function);
+    HandleScope scope(isolate);
+    return ThrowNotSuperConstructor(isolate, handle(prototype, isolate),
+                                    handle(active_function, isolate));
   }
   return prototype;
 }