Nuke WebPassOwnPtr<T> and replace it with std::unique_ptr<T>.

components/scheduler/renderer/renderer_web_scheduler_impl.cc

 // Copyright 2015 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 "components/scheduler/renderer/renderer_web_scheduler_impl.h"
 
+#include <memory>
+
 #include "base/command_line.h"
+#include "base/memory/ptr_util.h"
 #include "components/scheduler/base/task_queue.h"
 #include "components/scheduler/common/scheduler_switches.h"
 #include "components/scheduler/renderer/renderer_scheduler_impl.h"
 #include "components/scheduler/renderer/web_view_scheduler_impl.h"
-#include "third_party/WebKit/public/platform/WebPassOwnPtr.h"
 
 namespace scheduler {
 
 RendererWebSchedulerImpl::RendererWebSchedulerImpl(
     RendererSchedulerImpl* renderer_scheduler)
     : WebSchedulerImpl(renderer_scheduler,
                        renderer_scheduler->IdleTaskRunner(),
                        renderer_scheduler->LoadingTaskRunner(),
                        renderer_scheduler->TimerTaskRunner()),
       renderer_scheduler_(renderer_scheduler) {}
 
 RendererWebSchedulerImpl::~RendererWebSchedulerImpl() {
 }
 
 void RendererWebSchedulerImpl::suspendTimerQueue() {
   renderer_scheduler_->SuspendTimerQueue();
 }
 
 void RendererWebSchedulerImpl::resumeTimerQueue() {
   renderer_scheduler_->ResumeTimerQueue();
 }
 
-blink::WebPassOwnPtr<blink::WebViewScheduler>
+std::unique_ptr<blink::WebViewScheduler>
 RendererWebSchedulerImpl::createWebViewScheduler(blink::WebView* web_view) {
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
-  return blink::adoptWebPtr(new WebViewSchedulerImpl(
+  return base::WrapUnique(new WebViewSchedulerImpl(
       web_view, renderer_scheduler_,
       command_line->HasSwitch(switches::kDisableBackgroundTimerThrottling)));
 }
 
 void RendererWebSchedulerImpl::addPendingNavigation() {
   renderer_scheduler_->AddPendingNavigation();
 }
 
 void RendererWebSchedulerImpl::removePendingNavigation() {
   renderer_scheduler_->RemovePendingNavigation();
 }
 
 void RendererWebSchedulerImpl::onNavigationStarted() {
   renderer_scheduler_->OnNavigationStarted();
 }
 
 }  // namespace scheduler