Switch to standard integer types in components/, part 3 of 4.

components/scheduler/renderer/webthread_impl_for_renderer_scheduler_unittest.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/webthread_impl_for_renderer_scheduler.h"
 
+#include <stddef.h>
+
 #include "base/location.h"
+#include "base/macros.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "base/test/simple_test_tick_clock.h"
 #include "components/scheduler/base/test_time_source.h"
 #include "components/scheduler/child/scheduler_tqm_delegate_impl.h"
 #include "components/scheduler/renderer/renderer_scheduler_impl.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/public/platform/WebTaskRunner.h"
 #include "third_party/WebKit/public/platform/WebTraceLocation.h"
@@ skipping 175 matching lines @@
   }
 
   message_loop_.task_runner()->PostTask(
       FROM_HERE, base::Bind(&EnterRunLoop, base::Unretained(&message_loop_),
                             base::Unretained(thread_.get())));
   message_loop_.RunUntilIdle();
   thread_->removeTaskObserver(&observer);
 }
 
 }  // namespace scheduler