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

Issue 2295023002: Delay WebUSB initialization until after browser startup. (Closed)
Patch Set: Add UMA for WebUSB detector initialization time. Created 4 years, 4 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 c839204da710e96ee004ae78689ab07daafaa56b..d24d59246e03e2964d7a6ca4f58d46b398c7c139 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -68246,6 +68246,14 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
</summary>
</histogram>
+<histogram name="WebUsb.DetectorInitialization" units="ms">
+ <owner>reillyg@chromium.org</owner>
+ <owner>juncai@chromium.org</owner>
+ <summary>
+ Records the time spent initializing the WebUSB detector module.
+ </summary>
+</histogram>
+
<histogram name="WebUsb.NotificationClosed" enum="WebUsbNotificationClosed">
<owner>reillyg@chromium.org</owner>
<owner>juncai@chromium.org</owner>
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