Handle errors in v8::ValueDeserializer by throwing exceptions.

include/v8.h

 // 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.
 
 /** \mainpage V8 API Reference Guide
  *
  * V8 is Google's open source JavaScript engine.
  *
  * This set of documents provides reference material generated from the
  * V8 header file, include/v8.h.
@@ skipping 1725 matching lines @@
  */
 class V8_EXPORT ValueDeserializer {
  public:
   ValueDeserializer(Isolate* isolate, const uint8_t* data, size_t size);
   ~ValueDeserializer();
 
   /*
    * Reads and validates a header (including the format version).
    * May, for example, reject an invalid or unsupported wire format.
    */
-  V8_WARN_UNUSED_RESULT Maybe<bool> ReadHeader();
+  V8_WARN_UNUSED_RESULT Maybe<bool> ReadHeader(Local<Context> context);
+  V8_DEPRECATE_SOON("Use Local<Context> version", Maybe<bool> ReadHeader());
 
   /*
    * Deserializes a JavaScript value from the buffer.
    */
   V8_WARN_UNUSED_RESULT MaybeLocal<Value> ReadValue(Local<Context> context);
 
   /*
    * Accepts the array buffer corresponding to the one passed previously to
    * ValueSerializer::TransferArrayBuffer.
    */
@@ skipping 7688 matching lines @@
  */
 
 
 }  // namespace v8
 
 
 #undef TYPE_CHECK
 
 
 #endif  // INCLUDE_V8_H_