Switch to standard integer types in cc/.

cc/base/simple_enclosed_region_unittest.cc

 // Copyright 2014 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 "cc/base/simple_enclosed_region.h"
 
+#include <stddef.h>
+
 #include <algorithm>
 #include <vector>
 
 #include "base/logging.h"
 #include "cc/base/region.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace cc {
 namespace {
 
@@ skipping 611 matching lines @@
   r.Subtract(gfx::Rect(14, 13, 3, 7));
   EXPECT_TRUE(ExpectRegionEq(gfx::Rect(10, 10, 4, 10), r));
 
   r = gfx::Rect(10, 10, 10, 10);
   r.Subtract(gfx::Rect(14, 15, 3, 5));
   EXPECT_TRUE(ExpectRegionEq(gfx::Rect(10, 10, 10, 5), r));
 }
 
 }  // namespace
 }  // namespace cc