Expose the ValueSerializer data format version as a compile-time constant.

src/api.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/api.h"
 
 #include <string.h>  // For memcpy, strlen.
 #ifdef V8_USE_ADDRESS_SANITIZER
 #include <sanitizer/asan_interface.h>
 #endif  // V8_USE_ADDRESS_SANITIZER
@@ skipping 3110 matching lines @@
   return free(buffer);
 }
 
 struct ValueSerializer::PrivateData {
   explicit PrivateData(i::Isolate* i, ValueSerializer::Delegate* delegate)
       : isolate(i), serializer(i, delegate) {}
   i::Isolate* isolate;
   i::ValueSerializer serializer;
 };
 
-// static
-uint32_t ValueSerializer::GetCurrentDataFormatVersion() {
-  return i::ValueSerializer::GetCurrentDataFormatVersion();
-}
-
 ValueSerializer::ValueSerializer(Isolate* isolate)
     : ValueSerializer(isolate, nullptr) {}
 
 ValueSerializer::ValueSerializer(Isolate* isolate, Delegate* delegate)
     : private_(
           new PrivateData(reinterpret_cast<i::Isolate*>(isolate), delegate)) {}
 
 ValueSerializer::~ValueSerializer() { delete private_; }
 
 void ValueSerializer::WriteHeader() { private_->serializer.WriteHeader(); }
@@ skipping 7210 matching lines @@
   Address callback_address =
       reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback));
   VMState<EXTERNAL> state(isolate);
   ExternalCallbackScope call_scope(isolate, callback_address);
   callback(info);
 }
 
 
 }  // namespace internal
 }  // namespace v8