tools/metrics/histograms/histograms.xml - Issue 2108403003: Measure whether muted videos that started playing with play() become visible at some point

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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: clean up in a unload event listener 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 ec12104ed5cee0e3ee4657ce639484d99e96acd5..12961fd7a583d0ee5955c7db741a3cd8bd45f3fb 100644

--- a/tools/metrics/histograms/histograms.xml

+++ b/tools/metrics/histograms/histograms.xml

@@ -22751,6 +22751,20 @@ 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 "play() method" count with the true

+ count of this histogram to obtain the real false count.

+ </summary>

+</histogram>

<owner>avayvod@chromium.org</owner>

<owner>mlamouri@chromium.org</owner>

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