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

components/metrics/leak_detector/leak_analyzer_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/leak_analyzer.h"
 
+#include <stdint.h>
+
 #include <algorithm>
 
 #include "base/macros.h"
 #include "components/metrics/leak_detector/custom_allocator.h"
 #include "components/metrics/leak_detector/ranked_list.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace metrics {
 namespace leak_detector {
 
@@ skipping 338 matching lines @@
       EXPECT_EQ(16U, leaks[0].size());
       EXPECT_EQ(32U, leaks[1].size());
       EXPECT_EQ(56U, leaks[2].size());
       EXPECT_EQ(64U, leaks[3].size());
     }
   }
 }
 
 }  // namespace leak_detector
 }  // namespace metrics