| Index: base/metrics/histogram_samples.h
|
| diff --git a/base/metrics/histogram_samples.h b/base/metrics/histogram_samples.h
|
| index 76f84ff571f27d2a8f10852e0d11e1f1027c348e..efd7e5e1f04ce233ecf641ab7ac679df20a992e2 100644
|
| --- a/base/metrics/histogram_samples.h
|
| +++ b/base/metrics/histogram_samples.h
|
| @@ -55,6 +55,7 @@ class BASE_EXPORT HistogramSamples {
|
| virtual HistogramBase::Count GetCount(HistogramBase::Sample value) const = 0;
|
| virtual HistogramBase::Count TotalCount() const = 0;
|
|
|
| + virtual void Negate() = 0;
|
| virtual void Add(const HistogramSamples& other);
|
|
|
| // Add from serialized samples.
|
|
|