tools/metrics/histograms/histograms.xml - Issue 681763003: Add input latency histograms for wheel events

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

Issue 681763003: Add input latency histograms for wheel events (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: DCHECK changes Created 6 years, 2 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 912393b93663777625cce49bcf41e4ce7b9b0cdf..2f831a4eeda7386639556a9055a0ccda28f9a154 100644

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

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

@@ -6928,6 +6928,20 @@ Therefore, the affected-histogram name has to have at least one dot in it.

</summary>

</histogram>

+<histogram name="Event.Latency.Browser.WheelAcked" units="microseconds">

+ <owner>ccameron@chromium.org</owner>

+ <summary>

+ Time between wheel events sent from RWH to renderer and acked by renderer.

+ </summary>

+</histogram>

+<histogram name="Event.Latency.Browser.WheelUI" units="microseconds">

+ <owner>ccameron@chromium.org</owner>

+ <summary>

+ Time between wheel events received by Chrome and sent from RWH to renderer.

+ </summary>

+</histogram>

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