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

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Issue 2930013005: [Tab Metrics] Measure FP, FCP and FMP for Foreground Tab during Session Restore (Closed)
Patch Set: Revise session restore start signal. Created 3 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 409b131ad16cc02988408c086bd038475c100e71..efb651f1afd5b416f446afc6caeb96a5d61cb0cc 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -77979,6 +77979,39 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
</summary>
</histogram>
+<histogram
+ name="TabManager.Experimental.SessionRestore.ForegroundTab.FirstContentfulPaint"
+ units="ms">
+ <owner>fmeawad@chromium.org</owner>
+ <owner>ducbui@google.com</owner>
+ <summary>
+ Elapsed time between the start of the loading and the first contentful paint
+ of foreground tabs when the browser loads tabs in session restore.
+ </summary>
+</histogram>
+
+<histogram
+ name="TabManager.Experimental.SessionRestore.ForegroundTab.FirstMeaningfulPaint"
+ units="ms">
+ <owner>fmeawad@chromium.org</owner>
+ <owner>ducbui@google.com</owner>
+ <summary>
+ Elapsed time between the start of the loading and the first meaningful paint
+ of foreground tabs when the browser loads tabs in session restore.
+ </summary>
+</histogram>
+
+<histogram
+ name="TabManager.Experimental.SessionRestore.ForegroundTab.FirstPaint"
+ units="ms">
+ <owner>fmeawad@chromium.org</owner>
+ <owner>ducbui@google.com</owner>
+ <summary>
+ Elapsed time between the start of the loading and the first paint of
+ foreground tabs when the browser loads tabs in session restore.
+ </summary>
+</histogram>
+
<histogram name="TabManager.SessionRestore.SwitchToTab" enum="TabLoadingState">
<owner>fmeawad@chromium.org</owner>
<summary>
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