tools/metrics/histograms/histograms.xml

Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index d997c854ca83c01b8d7338573fd1c902560a273d..3e6711ab1736c4b0deef7a86736edb22f80d530d 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -8593,6 +8593,12 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="Crashpad.HandlerLifetimeMilestone"
+    enum="CrashpadLifetimeMilestone">
+  <owner>crashpad-dev@chromium.org</owner>
+  <summary>Handler start/crash/exit events.</summary>
+</histogram>
+
 <histogram name="CrashReport.BreakpadCrashDumpOutcome" enum="DumpOutcome">
   <obsolete>
     Deprecated as of 04/2016 as CrashPad does not implement this.
@@ -84000,6 +84006,15 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <int value="1" label="kFinished"/>
 </enum>
 
+<enum name="CrashpadLifetimeMilestone" type="int">
+  <int value="0" label="kStarted"/>
+  <int value="1" label="kExitedNormally"/>
+  <int value="2" label="kExitedEarly"/>
+  <int value="3" label="kFailed"/>
+  <int value="4" label="kTerminated"/>
+  <int value="5" label="kCrashed"/>
+</enum>
+
 <enum name="CrashpadMacExceptionCodes" type="int">
   <int value="1" label="EXC_BAD_ACCESS"/>
   <int value="2" label="EXC_BAD_INSTRUCTION"/>