Switch to standard integer types in chrome/browser/, part 3 of 4.

chrome/browser/profiles/profile_avatar_icon_util.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 CHROME_BROWSER_PROFILES_PROFILE_AVATAR_ICON_UTIL_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_AVATAR_ICON_UTIL_H_
 
+#include <stddef.h>
+
 #include <string>
 
 #include "third_party/skia/include/core/SkColor.h"
 
 namespace base {
 class FilePath;
 }
 
 namespace gfx {
 class Image;
@@ skipping 69 matching lines @@
 // Checks if |index| is a valid avatar icon index
 bool IsDefaultAvatarIconIndex(size_t index);
 
 // Checks if the given URL points to one of the default avatar icons. If it
 // is, returns true and its index through |icon_index|. If not, returns false.
 bool IsDefaultAvatarIconUrl(const std::string& icon_url, size_t *icon_index);
 
 }  // namespace profiles
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_AVATAR_ICON_UTIL_H_