Remove navigator.vibrate without user gesture.

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 34f5153a54edb035a5f936c1a95261d415fe74d7..b13a8a5222599a2ca159a9749ff9fc95ae32a5d6 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -95591,6 +95591,7 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <int value="1959" label="MediaStreamConstraintsGoogNoiseReduction"/>
   <int value="1960" label="MediaStreamConstraintsGoogPowerLineFrequency"/>
   <int value="1961" label="ViewportFixedPositionUnderFilter"/>
+  <int value="1966" label="VibrateWithoutUserGesture"/>
 </enum>
 
 <enum name="FetchRequestMode" type="int">
@@ -101993,6 +101994,7 @@ from previous Chrome versions.
   <int value="581118445" label="enable-eol-notification"/>
   <int value="581355159" label="ContentSuggestionsCategoryRanker:disabled"/>
   <int value="584541349" label="ContextualSearchSingleActions:disabled"/>
+  <int value="586021329" label="VibrateRequiresUserGesture:enabled"/>
   <int value="592050831" label="disable-slimming-paint"/>
   <int value="593707592" label="disable-network-portal-notification"/>
   <int value="596106994" label="CustomFeedbackUi:enabled"/>
@@ -102028,6 +102030,7 @@ from previous Chrome versions.
   <int value="690185633" label="NonValidatingReloadOnNormalReload:disabled"/>
   <int value="691020108" label="NTPCondensedTileLayout:disabled"/>
   <int value="693012666" label="QuickUnlockPin:disabled"/>
+  <int value="696600628" label="VibrateRequiresUserGesture:disabled"/>
   <int value="709850261" label="disable-touch-editing"/>
   <int value="711424932" label="enable-cloud-print-xps"/>
   <int value="715617684" label="OriginTrials:disabled"/>