Switch to standard integer types in components/, part 2 of 4.

components/mus/ws/server_window_drawn_tracker_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/mus/ws/server_window_drawn_tracker.h"
 
+#include <stddef.h>
+
+#include "base/macros.h"
 #include "components/mus/ws/server_window.h"
 #include "components/mus/ws/server_window_drawn_tracker_observer.h"
 #include "components/mus/ws/test_server_window_delegate.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace mus {
 
 namespace ws {
 namespace {
 
@@ skipping 206 matching lines @@
   EXPECT_EQ(1u, drawn_observer.change_count());
   EXPECT_EQ(&child111, drawn_observer.window());
   EXPECT_EQ(nullptr, drawn_observer.ancestor());
   EXPECT_TRUE(drawn_observer.is_drawn());
   EXPECT_TRUE(child111.IsDrawn());
 }
 
 }  // namespace ws
 
 }  // namespace mus