Pass Callback to TaskRunner by value and consume it on invocation (1)

third_party/WebKit/Source/platform/scheduler/child/scheduler_tqm_delegate_for_test.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 "platform/scheduler/child/scheduler_tqm_delegate_for_test.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 23 matching lines @@
     scoped_refptr<base::SingleThreadTaskRunner> task_runner) {
   default_task_runner_ = std::move(task_runner);
 }
 
 void SchedulerTqmDelegateForTest::RestoreDefaultTaskRunner() {
   default_task_runner_ = nullptr;
 }
 
 bool SchedulerTqmDelegateForTest::PostDelayedTask(
     const tracked_objects::Location& from_here,
-    const base::Closure& task,
+    base::Closure task,
     base::TimeDelta delay) {
-  return task_runner_->PostDelayedTask(from_here, task, delay);
+  return task_runner_->PostDelayedTask(from_here, std::move(task), delay);
 }
 
 bool SchedulerTqmDelegateForTest::PostNonNestableDelayedTask(
     const tracked_objects::Location& from_here,
-    const base::Closure& task,
+    base::Closure task,
     base::TimeDelta delay) {
-  return task_runner_->PostNonNestableDelayedTask(from_here, task, delay);
+  return task_runner_->PostNonNestableDelayedTask(from_here, std::move(task),
+                                                  delay);
 }
 
 bool SchedulerTqmDelegateForTest::RunsTasksOnCurrentThread() const {
   return task_runner_->RunsTasksOnCurrentThread();
 }
 
 bool SchedulerTqmDelegateForTest::IsNested() const {
   return task_runner_->IsNested();
 }
 
 void SchedulerTqmDelegateForTest::AddNestingObserver(
     base::MessageLoop::NestingObserver* observer) {}
 
 void SchedulerTqmDelegateForTest::RemoveNestingObserver(
     base::MessageLoop::NestingObserver* observer) {}
 
 base::TimeTicks SchedulerTqmDelegateForTest::NowTicks() {
   return task_runner_->NowTicks();
 }
 
 }  // namespace scheduler
 }  // namespace blink