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Unified Diff: tools/metrics/histograms/histograms.xml

Issue 2796283005: Adding UseCounter specific for extensions (Closed)
Patch Set: Fix compile err Created 3 years, 7 months ago
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Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index 22e2dbc85c346c590054c7191e3e9c858ed8153d..92ee4c555531492aa600f74f6cd83944badcb0b6 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -5372,6 +5372,16 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
</details>
</histogram>
+<histogram name="Blink.UseCounter.Extensions.Features" enum="FeatureObserver">
+ <owner>rbyers@chromium.org</owner>
+ <summary>
+ Count of how many page loads use various features for pages with a
+ chrome-extension:// URL only. The PageVisits bucket is incremented for each
+ page load, and the other buckets incremented at most once per PageVisit via
+ the WebCore::UserCounter class.
+ </summary>
+</histogram>
+
<histogram name="Blink.UseCounter.Features" enum="FeatureObserver">
<owner>rbyers@chromium.org</owner>
<summary>
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