Allow implicit 'close your eyes' of native methods. This will hopefully fix issue 3466.

vm/raw_object_snapshot.cc

Index: vm/raw_object_snapshot.cc
===================================================================
--- vm/raw_object_snapshot.cc	(revision 8752)
+++ vm/raw_object_snapshot.cc	(working copy)
@@ -432,6 +432,7 @@
   func.set_is_static(reader->Read<bool>());
   func.set_is_const(reader->Read<bool>());
   func.set_is_optimizable(reader->Read<bool>());
+  func.set_is_native(reader->Read<bool>());
 
   // Set all the object fields.
   // TODO(5411462): Need to assert No GC can happen here, even though
@@ -470,6 +471,7 @@
   writer->Write<bool>(ptr()->is_static_);
   writer->Write<bool>(ptr()->is_const_);
   writer->Write<bool>(ptr()->is_optimizable_);
+  writer->Write<bool>(ptr()->is_native_);
 
   // Write out all the object pointer fields.
   SnapshotWriterVisitor visitor(writer);