|  | // Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. | 
|  | // | 
|  | // Use of this source code is governed by a BSD-style license | 
|  | // that can be found in the LICENSE file in the root of the source | 
|  | // tree. An additional intellectual property rights grant can be found | 
|  | // in the file PATENTS.  All contributing project authors may | 
|  | // be found in the AUTHORS file in the root of the source tree. | 
|  | // | 
|  |  | 
|  | #include "webrtc/system_wrappers/interface/metrics.h" | 
|  |  | 
|  | // Default implementation of histogram methods for WebRTC clients that do not | 
|  | // want to provide their own implementation. | 
|  |  | 
|  | namespace webrtc { | 
|  | namespace metrics { | 
|  |  | 
|  | Histogram* HistogramFactoryGetCounts(const std::string& name, int min, int max, | 
|  | int bucket_count) { return NULL; } | 
|  |  | 
|  | Histogram* HistogramFactoryGetEnumeration(const std::string& name, | 
|  | int boundary) { return NULL; } | 
|  |  | 
|  | void HistogramAdd( | 
|  | Histogram* histogram_pointer, const std::string& name, int sample) {} | 
|  |  | 
|  | }  // namespace metrics | 
|  | }  // namespace webrtc | 
|  |  |