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

components/scheduler/renderer/web_view_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/web_view_scheduler_impl.h"
 
 #include "base/logging.h"
 #include "components/scheduler/base/virtual_time_domain.h"
 #include "components/scheduler/child/scheduler_tqm_delegate.h"
 #include "components/scheduler/renderer/auto_advancing_virtual_time_domain.h"
@@ skipping 44 matching lines @@
 scoped_ptr<WebFrameSchedulerImpl>
 WebViewSchedulerImpl::createWebFrameSchedulerImpl(
     base::trace_event::BlameContext* blame_context) {
   scoped_ptr<WebFrameSchedulerImpl> frame_scheduler(
       new WebFrameSchedulerImpl(renderer_scheduler_, this, blame_context));
   frame_scheduler->setPageVisible(page_visible_);
   frame_schedulers_.insert(frame_scheduler.get());
   return frame_scheduler;
 }
 
-blink::WebPassOwnPtr<blink::WebFrameScheduler>
+std::unique_ptr<blink::WebFrameScheduler>
 WebViewSchedulerImpl::createFrameScheduler(blink::BlameContext* blame_context) {
-  return blink::adoptWebPtr(
-      createWebFrameSchedulerImpl(blame_context).release());
+  return createWebFrameSchedulerImpl(blame_context);
 }
 
 void WebViewSchedulerImpl::Unregister(WebFrameSchedulerImpl* frame_scheduler) {
   DCHECK(frame_schedulers_.find(frame_scheduler) != frame_schedulers_.end());
   frame_schedulers_.erase(frame_scheduler);
 }
 
 void WebViewSchedulerImpl::AddConsoleWarning(const std::string& message) {
   if (!web_view_ || !web_view_->mainFrame())
     return;
@@ skipping 28 matching lines @@
 
   allow_virtual_time_to_advance_ = allow_virtual_time_to_advance;
 
   if (virtual_time_domain_) {
     virtual_time_domain_->SetCanAdvanceVirtualTime(
         allow_virtual_time_to_advance);
   }
 }
 
 }  // namespace scheduler