Replace Closure in TaskRunner::PostTask with OneShotCallback

third_party/WebKit/Source/platform/scheduler/test/renderer_scheduler_test_support.cc

 // Copyright 2016 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 "public/platform/scheduler/test/renderer_scheduler_test_support.h"
 
 #include "platform/scheduler/renderer/renderer_scheduler_impl.h"
 #include "platform/scheduler/test/lazy_scheduler_message_loop_delegate_for_tests.h"
 
 namespace blink {
 namespace scheduler {
 
 std::unique_ptr<RendererScheduler> CreateRendererSchedulerForTests() {
   return base::MakeUnique<scheduler::RendererSchedulerImpl>(
       scheduler::LazySchedulerMessageLoopDelegateForTests::Create());
 }
 
 void RunIdleTasksForTesting(RendererScheduler* scheduler,
-                            const base::Closure& callback) {
+                            base::OnceClosure callback) {
   RendererSchedulerImpl* scheduler_impl =
       static_cast<RendererSchedulerImpl*>(scheduler);
-  scheduler_impl->RunIdleTasksForTesting(callback);
+  scheduler_impl->RunIdleTasksForTesting(std::move(callback));
 }
 
 }  // namespace scheduler
 }  // namespace blink