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

Issue 2108403003: Measure whether muted videos that started playing with play() become visible at some point (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: addressed mlamouri's comments Created 4 years, 5 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 f670feb2cc201041ee526132224d7bf42636721b..d4b72a8f80e139714040b8ff47f4607bbe8926b1 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -22536,6 +22536,20 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
<summary>Records the autoplay source of muted videos.</summary>
</histogram>
+<histogram name="Media.Video.Autoplay.Muted.PlayMethod.BecomesVisible"
+ enum="Boolean">
+ <owner>avayvod@chromium.org</owner>
+ <owner>mlamouri@chromium.org</owner>
+ <owner>zqzhang@chromium.org</owner>
+ <summary>
+ Records muted video started playing with play() become visible at some
+ point. The UMA for false is not complete since it is recorded in a
+ destructor which is garbage-collected. Please subtract
+ Media.Video.Autoplay.Muted &quot;play() method&quot; count with the true
+ count of this histogram to obtain the real false count.
+ </summary>
+</histogram>
+
<histogram name="Media.Video.Autoplay.Muted.UnmuteAction" enum="BooleanSuccess">
<owner>avayvod@chromium.org</owner>
<owner>mlamouri@chromium.org</owner>

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