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Unified Diff: base/metrics/histogram.cc

Issue 1726873002: Report histogram creation results. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: removed unnecessary include Created 4 years, 9 months ago
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Index: base/metrics/histogram.cc
diff --git a/base/metrics/histogram.cc b/base/metrics/histogram.cc
index ea4f8167fa28cc7098ce233cddbd7ed77fd23a77..b84ac181e44559d7a9d7bacf11d6a71525cd3f00 100644
--- a/base/metrics/histogram.cc
+++ b/base/metrics/histogram.cc
@@ -211,9 +211,15 @@ HistogramBase* Histogram::Factory::Build() {
FinalizePersistentHistogram(histogram_ref,
histogram == tentative_histogram);
}
+
+ // Update report on created histograms.
+ ReportHistogramActivity(*histogram, HISTOGRAM_CREATED);
+ } else {
+ // Update report on lookup histograms.
+ ReportHistogramActivity(*histogram, HISTOGRAM_LOOKUP);
}
- DCHECK_EQ(histogram_type_, histogram->GetHistogramType());
+ DCHECK_EQ(histogram_type_, histogram->GetHistogramType()) << name_;
if (bucket_count_ != 0 &&
!histogram->HasConstructionArguments(minimum_, maximum_, bucket_count_)) {
// The construction arguments do not match the existing histogram. This can
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