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 fdb4cff04cf4cb8c4f2b0a4b2fa06a7e8ce07cfc..3be606a4fbe60add3d0b48a1f5137b1a7d848207 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -67712,6 +67712,11 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="WebAudio.Autoplay.CrossOrigin" enum="WebAudioAutoplayStatus">
+  <owner>mlamouri@chromium.org</owner>
+  <summary>The autoplay status of an AudioContext when destroyed.</summary>
+</histogram>
+
 <histogram name="WebAudio.BiquadFilter.Q.Highpass">
   <owner>rtoy@chromium.org</owner>
   <owner>hongchan@chromium.org</owner>
@@ -101414,6 +101419,13 @@ value.
   <int value="3" label="Dismiss to open a newly installed WebAPK"/>
 </enum>
 
+<enum name="WebAudioAutoplayStatus" type="int">
+  <int value="0" label="The AudioContext did not try to play"/>
+  <int value="1" label="The AudioContext failed to autoplay"/>
+  <int value="2" label="Failed to autoplay but start() called on user gesture"/>

[Raymond Toy, 2016/10/10 17:05:10]

What is the intended difference between 1 and 2 and how does that match up with
the implementation?

[mlamouri (slow - plz ping), 2016/10/10 18:44:40]

I've updated the list.

+  <int value="3" label="The AudioContext successfully autoplayed"/>
+</enum>
+
 <enum name="WebBluetoothConnectGATTOutcome" type="int">
   <int value="0" label="Success"/>
   <int value="1" label="Device no longer in range"/>