Serialize/Deserialize support in HistogramBase

base/metrics/sample_map.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.
 
 // SampleMap implements HistogramSamples interface. It is used by the
 // SparseHistogram class to store samples.
 
 #ifndef BASE_METRICS_SAMPLE_MAP_H_
 #define BASE_METRICS_SAMPLE_MAP_H_
 
@@ skipping 12 matching lines @@
   virtual ~SampleMap();
 
   // HistogramSamples implementation:
   virtual void Accumulate(HistogramBase::Sample value,
                           HistogramBase::Count count) OVERRIDE;
   virtual HistogramBase::Count GetCount(
       HistogramBase::Sample value) const OVERRIDE;
   virtual HistogramBase::Count TotalCount() const OVERRIDE;
   virtual scoped_ptr<SampleCountIterator> Iterator() const OVERRIDE;
 
-  void ResetRedundantCount(HistogramBase::Count count);
-
  protected:
   virtual bool AddSubtractImpl(
       SampleCountIterator* iter,
       HistogramSamples::Operator op) OVERRIDE;  // |op| is ADD or SUBTRACT.
 
  private:
   std::map<HistogramBase::Sample, HistogramBase::Count> sample_counts_;
 
   DISALLOW_COPY_AND_ASSIGN(SampleMap);
 };
@@ skipping 13 matching lines @@
                    HistogramBase::Sample* max,
                    HistogramBase::Count* count) const OVERRIDE;
  private:
   SampleToCountMap::const_iterator iter_;
   const SampleToCountMap::const_iterator end_;
 };
 
 }  // namespace base
 
 #endif  // BASE_METRICS_SAMPLE_MAP_H_