Switch to standard integer types in cc/.

cc/base/contiguous_container_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 <stddef.h>
+
 #include "cc/base/contiguous_container.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace cc {
 namespace {
 
 struct Point2D {
   Point2D() : Point2D(0, 0) {}
   Point2D(int x, int y) : x(x), y(y) {}
@@ skipping 489 matching lines @@
   ContiguousContainer<Point2D, kPointAlignment> list(kMaxPointSize);
   size_t empty_capacity = list.GetCapacityInBytes();
   list.AllocateAndConstruct<Point2D>();
   list.AllocateAndConstruct<Point2D>();
   list.Clear();
   EXPECT_EQ(empty_capacity, list.GetCapacityInBytes());
 }
 
 }  // namespace
 }  // namespace cc