Gather serialization-related code into a directory.

third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerClient.cpp

 // Copyright 2014 The Chromium 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 "modules/serviceworkers/ServiceWorkerClient.h"
 #include "modules/serviceworkers/ServiceWorkerWindowClient.h"
 
 #include <memory>
 #include "bindings/core/v8/CallbackPromiseAdapter.h"
 #include "bindings/core/v8/ExceptionState.h"
-#include "bindings/core/v8/SerializedScriptValue.h"
+#include "bindings/core/v8/serialization/SerializedScriptValue.h"
 #include "core/dom/ExecutionContext.h"
 #include "modules/serviceworkers/ServiceWorkerGlobalScopeClient.h"
 #include "platform/bindings/ScriptState.h"
 #include "platform/wtf/RefPtr.h"
 #include "public/platform/WebString.h"
 
 namespace blink {
 
 ServiceWorkerClient* ServiceWorkerClient::Take(
     ScriptPromiseResolver*,
@@ skipping 55 matching lines @@
     return;
 
   WebString message_string = message->ToWireString();
   WebMessagePortChannelArray web_channels =
       MessagePort::ToWebMessagePortChannelArray(std::move(channels));
   ServiceWorkerGlobalScopeClient::From(context)->PostMessageToClient(
       uuid_, message_string, std::move(web_channels));
 }
 
 }  // namespace blink