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 b87b9ed851399d4defba65eaee2898c2d89f4fbb..9c0765dd13d88a68d57b7882062d82c173bcfe01 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -27658,6 +27658,13 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <summary>Pixel format used in HTML5 video. Emitted on video load.</summary>
 </histogram>
 
+<histogram name="Media.VideoPersistence.ControlsType"
+    enum="VideoPersistenceControlsType">
+  <owner>mlamouri@chromium.org</owner>
+  <owner>zqzhang@chromium.org</owner>
+  <summary>Record the type of controls a persisted video is using.</summary>

[Ilya Sherman, 2017/03/20 19:08:39]

Please document when this is recorded: Once per video when the video is shown? 
Whenever the type of the controls changes?  Periodically sampled?

[mlamouri (slow - plz ping), 2017/03/21 12:01:21]

Done.

+</histogram>
+
 <histogram name="Media.VideoPixelFormat" enum="VideoPixelFormat">
   <obsolete>
     Replaced by Media.VideoFormat 05/2015.
@@ -113156,6 +113163,11 @@ from previous Chrome versions.
   <int value="2" label="Landscape"/>
 </enum>
 
+<enum name="VideoPersistenceControlsType" type="int">
+  <int value="0" label="Native controls"/>
+  <int value="1" label="Custom controls"/>
+</enum>
+
 <enum name="VideoPixelFormat" type="int">
   <obsolete>
     Deprecated as of 05/2015. Substituted by VideoFormat.