Revert of Disallow passing a SharedArrayBuffer in the transfer list.

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 3015 matching lines @@
 
 Maybe<bool> ValueSerializer::Delegate::WriteHostObject(Isolate* v8_isolate,
                                                        Local<Object> object) {
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate);
   isolate->ScheduleThrow(*isolate->factory()->NewError(
       isolate->error_function(), i::MessageTemplate::kDataCloneError,
       Utils::OpenHandle(*object)));
   return Nothing<bool>();
 }
 
-Maybe<uint32_t> ValueSerializer::Delegate::GetSharedArrayBufferId(
-    Isolate* v8_isolate, Local<SharedArrayBuffer> shared_array_buffer) {
-  i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate);
-  isolate->ScheduleThrow(*isolate->factory()->NewError(
-      isolate->error_function(), i::MessageTemplate::kDataCloneError,
-      Utils::OpenHandle(*shared_array_buffer)));
-  return Nothing<uint32_t>();
-}
-
 void* ValueSerializer::Delegate::ReallocateBufferMemory(void* old_buffer,
                                                         size_t size,
                                                         size_t* actual_size) {
   *actual_size = size;
   return realloc(old_buffer, size);
 }
 
 void ValueSerializer::Delegate::FreeBufferMemory(void* buffer) {
   return free(buffer);
 }
@@ skipping 6841 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