[serializer] change internal field callbacks to take data pointer.

src/debug/debug.cc

Index: src/debug/debug.cc
diff --git a/src/debug/debug.cc b/src/debug/debug.cc
index bbeefff486d34b5923b41f8f5f831fd278d6924f..aec4814b6296f9e0499fc59c8937c13552eb8c0a 100644
--- a/src/debug/debug.cc
+++ b/src/debug/debug.cc
@@ -466,7 +466,8 @@ bool Debug::Load() {
   static const int kFirstContextSnapshotIndex = 0;
   Handle<Context> context = isolate_->bootstrapper()->CreateEnvironment(
       MaybeHandle<JSGlobalProxy>(), v8::Local<ObjectTemplate>(), &no_extensions,
-      kFirstContextSnapshotIndex, nullptr, DEBUG_CONTEXT);
+      kFirstContextSnapshotIndex, v8::DeserializeInternalFieldsCallback(),
+      DEBUG_CONTEXT);
 
   // Fail if no context could be created.
   if (context.is_null()) return false;