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

components/metrics/leak_detector/ranked_list_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/metrics/leak_detector/ranked_list.h"
 
+#include <stddef.h>
+#include <stdint.h>
+
 #include <algorithm>
 
 #include "base/macros.h"
 #include "components/metrics/leak_detector/custom_allocator.h"
 #include "components/metrics/leak_detector/leak_detector_value_type.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace metrics {
 namespace leak_detector {
 
@@ skipping 242 matching lines @@
   for (const auto& entry : dest_list) {
     EXPECT_LT(index, arraysize(kExpectedValues));
     EXPECT_EQ(kExpectedValues[index].value.size(), entry.value.size());
     EXPECT_EQ(kExpectedValues[index].count, entry.count);
     ++index;
   }
 }
 
 }  // namespace leak_detector
 }  // namespace metrics