Switch to standard integer types in chrome/.

chrome/common/spellcheck_common.h

 // Copyright (c) 2012 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_COMMON_SPELLCHECK_COMMON_H_
 #define CHROME_COMMON_SPELLCHECK_COMMON_H_
 
+#include <stddef.h>
+
 #include <string>
 #include <vector>
 
 namespace base {
 class FilePath;
 }
 
 namespace chrome {
 namespace spellcheck_common {
 
@@ skipping 38 matching lines @@
                                          std::string* language_code,
                                          std::string* country_code);
 
 // Returns true if multilingual spellchecker is enabled.
 bool IsMultilingualSpellcheckEnabled();
 
 }  // namespace spellcheck_common
 }  // namespace chrome
 
 #endif  // CHROME_COMMON_SPELLCHECK_COMMON_H_