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

Issue 2615713004: Add UMA histogram Blink.PrePaint.UpdateTime (Closed)
Patch Set: Rebase on origin/master Created 3 years, 11 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 3761fc611f9e6f4d4c48bdef2495fc108ff21c0b..d9cf1bec40971adb5f401763cbde2986323bfdde 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -4402,7 +4402,17 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
<histogram name="Blink.PaintInvalidation.UpdateTime" units="microseconds">
<owner>paint-dev@chromium.org</owner>
<summary>
- Time spent updating paint invalidation in the Blink document lifecycle.
+ Time spent updating paint invalidation in the Blink document lifecycle. Not
+ available when SlimmingPaintInvalidation or SlimmingPaintV2 is enabled.
+ </summary>
+</histogram>
+
+<histogram name="Blink.PrePaint.UpdateTime" units="microseconds">
+ <owner>paint-dev@chromium.org</owner>
+ <summary>
+ Time spent updating paint properties and paint invalidation in the Blink
+ document lifecycle. Available when SlimmingPaintInvalidation or
+ SlimmingPaintV2 is enabled.
</summary>
</histogram>
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