Index: base/metrics/bucket_ranges.h |
diff --git a/base/metrics/bucket_ranges.h b/base/metrics/bucket_ranges.h |
index 90b9047477bceab31cfbf6882b19c19bfbc58aba..210b9a7e510a9efea40196248e78c7a5e0502d28 100644 |
--- a/base/metrics/bucket_ranges.h |
+++ b/base/metrics/bucket_ranges.h |
@@ -30,7 +30,7 @@ class BASE_EXPORT BucketRanges { |
public: |
typedef std::vector<HistogramBase::Sample> Ranges; |
- BucketRanges(size_t num_ranges); |
+ explicit BucketRanges(size_t num_ranges); |
~BucketRanges(); |
size_t size() const { return ranges_.size(); } |