Switch to standard integer types in components/, part 1 of 4.

components/copresence/timed_map.h

 // 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.
 
 #ifndef COMPONENTS_COPRESENCE_TIMED_MAP_H_
 #define COMPONENTS_COPRESENCE_TIMED_MAP_H_
 
+#include <stddef.h>
+
 #include <map>
 #include <queue>
 #include <utility>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time/default_tick_clock.h"
 #include "base/time/tick_clock.h"
 #include "base/time/time.h"
@@ skipping 85 matching lines @@
   // Priority queue with our element keys ordered by the earliest expiring keys
   // first.
   ExpiryQueue expiry_queue_;
 
   DISALLOW_COPY_AND_ASSIGN(TimedMap);
 };
 
 }  // namespace copresence
 
 #endif  // COMPONENTS_COPRESENCE_TIMED_MAP_H_