Encode any deoptimizer entry in serialized data.

src/snapshot/serializer.h

Index: src/snapshot/serializer.h
diff --git a/src/snapshot/serializer.h b/src/snapshot/serializer.h
index 0f87774548885073e12d8b66b598bcdfabd61a45..f00b1e1f060ee412965bf682b21d6d6575c39bab 100644
--- a/src/snapshot/serializer.h
+++ b/src/snapshot/serializer.h
@@ -300,6 +300,8 @@ class Serializer::ObjectSerializer : public ObjectVisitor {
   }
 
  private:
+  bool TryEncodeDeoptimizationEntry(HowToCode how_to_code, Address target,
+                                    int skip);
   void SerializePrologue(AllocationSpace space, int size, Map* map);
 
   bool SerializeExternalNativeSourceString(