Replace MessageLoop::current()->task_runner() with ThreadTaskRunnerHandle::Get().

third_party/WebKit/Source/platform/scheduler/base/task_queue_manager_perftest.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/base/task_queue_manager.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "base/threading/thread.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "base/time/default_tick_clock.h"
 #include "platform/scheduler/base/task_queue_impl.h"
 #include "platform/scheduler/base/task_queue_manager_delegate_for_test.h"
 #include "platform/scheduler/base/task_queue_selector.h"
 #include "platform/scheduler/base/test_task_time_observer.h"
 #include "platform/scheduler/base/work_queue_sets.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/perf/perf_test.h"
 
 namespace blink {
@@ skipping 10 matching lines @@
 
   void SetUp() override {
     if (base::ThreadTicks::IsSupported())
       base::ThreadTicks::WaitUntilInitialized();
   }
 
   void Initialize(size_t num_queues) {
     num_queues_ = num_queues;
     manager_ = base::MakeUnique<TaskQueueManager>(
         TaskQueueManagerDelegateForTest::Create(
-            base::MessageLoop::current()->task_runner(),
+            base::ThreadTaskRunnerHandle::Get(),
             base::WrapUnique(new base::DefaultTickClock())),
         "fake.category", "fake.category", "fake.category.debug");
     manager_->AddTaskTimeObserver(&test_task_time_observer_);
     for (size_t i = 0; i < num_queues; i++)
       queues_.push_back(manager_->NewTaskQueue(TaskQueue::Spec("test")));
   }
 
   void TestDelayedTask() {
     if (--num_tasks_to_run_ == 0) {
       run_loop_->QuitWhenIdle();
@@ skipping 108 matching lines @@
   Benchmark("run 10000 delayed tasks with eight queues",
             base::Bind(&TaskQueueManagerPerfTest::ResetAndCallTestDelayedTask,
                        base::Unretained(this), 10000));
 }
 
 // TODO(alexclarke): Add additional tests with different mixes of non-delayed vs
 // delayed tasks.
 
 }  // namespace scheduler
 }  // namespace blink