Revert of Update Crashpad to 6da9708e7cc93e2e1772439d51646e47583cb225

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 94f4951fb76adebae291929a73c8d63af3974081..7809606d2d6cda046a059a2a0eaaa0a82b921db9 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -8593,12 +8593,6 @@ 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.
@@ -83959,15 +83953,6 @@ 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"/>