| // Copyright 2017 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_METRICS_LOG_DECODER_H_ | 
 | #define COMPONENTS_METRICS_LOG_DECODER_H_ | 
 |  | 
 | #include <string> | 
 |  | 
 | namespace metrics { | 
 |  | 
 | // Other modules can call this function instead of directly calling gzip. This | 
 | // prevents other modules from having to depend on zlib, or being aware of | 
 | // metrics' use of gzip compression, which is a metrics implementation detail. | 
 | // Returns true on success, false on failure. | 
 | bool DecodeLogData(const std::string& compressed_log_data, | 
 |                    std::string* log_data); | 
 |  | 
 | }  // namespace metrics | 
 |  | 
 | #endif  // COMPONENTS_METRICS_LOG_DECODER_H_ |