Replace DOMWindowProperty in modules/presentation/ with ContextClient

third_party/WebKit/Source/modules/presentation/Presentation.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/presentation/Presentation.h"
 
 #include "core/dom/Document.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/Settings.h"
 #include "modules/presentation/PresentationController.h"
 #include "modules/presentation/PresentationReceiver.h"
 #include "modules/presentation/PresentationRequest.h"
 
 namespace blink {
 
-Presentation::Presentation(LocalFrame* frame) : DOMWindowProperty(frame) {}
+Presentation::Presentation(LocalFrame* frame) : ContextClient(frame) {}
 
 // static
 Presentation* Presentation::create(LocalFrame* frame) {
   ASSERT(frame);
 
   Presentation* presentation = new Presentation(frame);
   PresentationController* controller = PresentationController::from(*frame);
   ASSERT(controller);
   controller->setPresentation(presentation);
   return presentation;
 }
 
 DEFINE_TRACE(Presentation) {
   visitor->trace(m_defaultRequest);
   visitor->trace(m_receiver);
-  DOMWindowProperty::trace(visitor);
+  ContextClient::trace(visitor);
 }
 
 PresentationRequest* Presentation::defaultRequest() const {
   return m_defaultRequest;
 }
 
 void Presentation::setDefaultRequest(PresentationRequest* request) {
   m_defaultRequest = request;
 
   if (!frame())
@@ skipping 15 matching lines @@
   if (!m_receiver) {
     PresentationController* controller = PresentationController::from(*frame());
     auto* client = controller ? controller->client() : nullptr;
     m_receiver = new PresentationReceiver(frame(), client);
   }
 
   return m_receiver;
 }
 
 }  // namespace blink