Update serializer to be able to deal with ool constant pool.

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index 991c6c6f06d7f29d1be20d10f6734f4a137f9932..0fcc6db87a1a6533732ffca7335ef4582a3a4045 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -5683,6 +5683,7 @@ void Code::WipeOutHeader() {
   WRITE_FIELD(this, kRelocationInfoOffset, NULL);
   WRITE_FIELD(this, kHandlerTableOffset, NULL);
   WRITE_FIELD(this, kDeoptimizationDataOffset, NULL);
+  WRITE_FIELD(this, kConstantPoolOffset, NULL);
   // Do not wipe out e.g. a minor key.
   if (!READ_FIELD(this, kTypeFeedbackInfoOffset)->IsSmi()) {
     WRITE_FIELD(this, kTypeFeedbackInfoOffset, NULL);