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

Issue 612883003: Add a histogram to measure number of synthetic UMA trials. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 6 years, 3 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 32777d90688db85e7775068b8d8204c56dd90cfc..e94796f111989ba20d5af3c6a9bc6d06371a0680 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -35441,6 +35441,15 @@ Therefore, the affected-histogram name has to have at least one dot in it.
</summary>
</histogram>
+<histogram name="UMA.SyntheticTrials.Count">
+ <owner>asvitkine@chromium.org</owner>
+ <summary>
+ The number of synthetic field trials added to the UMA log when the system
+ profile is recorded. Since this is done prior to capturing the histograms
+ from the current process, this will generally be logged once per UMA log.
+ </summary>
+</histogram>
+
<histogram name="UMA.Unacceptable_Log_Discarded">
<obsolete>
Deprecated as of May, 2012 (i.e. Chrome 21+). Replaced by the
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