Switch to standard integer types in base/.

base/base64url.h

 // 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.
 
 #ifndef BASE_BASE64URL_H_
 #define BASE_BASE64URL_H_
 
 #include <string>
 
 #include "base/base_export.h"
 #include "base/compiler_specific.h"
+#include "base/macros.h"
 #include "base/strings/string_piece.h"
 
 namespace base {
 
 enum class Base64UrlEncodePolicy {
   // Include the trailing padding in the output, when necessary.
   INCLUDE_PADDING,
 
   // Remove the trailing padding from the output.
   OMIT_PADDING
@@ skipping 24 matching lines @@
 //
 // The |policy| defines whether padding will be required, ignored or disallowed
 // altogether. |input| and |*output| may reference the same storage.
 BASE_EXPORT bool Base64UrlDecode(const StringPiece& input,
                                  Base64UrlDecodePolicy policy,
                                  std::string* output) WARN_UNUSED_RESULT;
 
 }  // namespace base
 
 #endif  // BASE_BASE64URL_H_