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 730bbdee3e960df98f1c1bd3b6227c2cf0994c4a..fba60462eeadc9ccede8fd63fde7e4294cdeb383 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -24231,14 +24231,6 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <summary>Records the autoplay source of audios.</summary>
 </histogram>
 
-<histogram name="Media.Audio.Capture.CallbackError" enum="BooleanError">

[tommi (sloooow) - chröme, 2017/02/02 14:14:21]

I think you'll need to mark this as deprecated (see examples elsewhere)

[Max Morin, 2017/02/02 15:37:52]

Done.

-  <owner>tommi@chromium.org</owner>
-  <summary>
-    A boolean that reflects whether or not an error was reported during audio
-    capture.
-  </summary>
-</histogram>
-
 <histogram name="Media.Audio.Capture.FramesProvided" units="frames">
   <owner>grunell@chromium.org</owner>
   <summary>
@@ -24265,6 +24257,15 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="Media.Audio.Capture.HighLatencyCallbackError"
+    enum="BooleanError">
+  <owner>tommi@chromium.org</owner>

[tommi (sloooow) - chröme, 2017/02/02 14:14:21]

want to put yourself as owner? :)  same below

[Max Morin, 2017/02/02 15:37:52]

Done.

+  <summary>
+    A boolean that reflects whether or not an error was reported during audio
+    capture for a high latency stream.
+  </summary>
+</histogram>
+
 <histogram name="Media.Audio.Capture.LargestGlitchMs" units="ms">
   <owner>grunell@chromium.org</owner>
   <summary>
@@ -24284,6 +24285,23 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="Media.Audio.Capture.LowLatencyCallbackError"
+    enum="BooleanError">
+  <owner>tommi@chromium.org</owner>
+  <summary>
+    A boolean that reflects whether or not an error was reported during audio
+    capture for a low latency stream.
+  </summary>
+</histogram>
+
+<histogram name="Media.Audio.Capture.VirtualCallbackError" enum="BooleanError">
+  <owner>tommi@chromium.org</owner>
+  <summary>
+    A boolean that reflects whether or not an error was reported during audio
+    capture for a virtual stream.
+  </summary>
+</histogram>
+
 <histogram name="Media.Audio.InputBufferSizeWasChangedAudioWorkedMac"
     enum="BooleanChanged">
   <owner>henrika@chromium.org</owner>
@@ -25480,6 +25498,15 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="Media.HighLatencyAudioCaptureStartupSuccess"
+    enum="CaptureStartupResult2">
+  <owner>maxmorin@chromium.org</owner>
+  <summary>
+    Whether capture started successfully after a high-latency input stream
+    startup was requested.
+  </summary>
+</histogram>
+
 <histogram name="Media.InfoLoadDelay" units="ms">
   <owner>qinmin@chromium.org</owner>
   <summary>
@@ -25524,6 +25551,14 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="Media.InputStreamWithoutCallbackDuration" units="ms">
+  <owner>maxmorin@chromium.org</owner>
+  <summary>
+    Duration in milliseconds of low-latency audio input streams that never got
+    any callbacks.
+  </summary>
+</histogram>
+
 <histogram name="Media.IsStreaming" enum="Boolean">
   <owner>sandersd@chromium.org</owner>
   <summary>
@@ -25553,6 +25588,15 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="Media.LowLatencyAudioCaptureStartupSuccess"
+    enum="CaptureStartupResult2">
+  <owner>maxmorin@chromium.org</owner>
+  <summary>
+    Whether capture started successfully after a low-latency input stream
+    startup was requested.
+  </summary>
+</histogram>
+
 <histogram name="Media.MicrophoneMuted" enum="MicrophoneMuteResult">
   <owner>henrika@chromium.org</owner>
   <summary>
@@ -26527,6 +26571,15 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <summary>Visible width of HTML5 video.</summary>
 </histogram>
 
+<histogram name="Media.VirtualAudioCaptureStartupSuccess"
+    enum="CaptureStartupResult2">
+  <owner>maxmorin@chromium.org</owner>
+  <summary>
+    Whether capture started successfully after a high-latency input stream
+    startup was requested.
+  </summary>
+</histogram>
+
 <histogram name="Media.Vpx.VideoDecoderBuffersInUseByDecoder">
   <obsolete>
     Deprecated 05/2016.
@@ -80511,6 +80564,9 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
 </enum>
 
 <enum name="CaptureStartupResult" type="int">
+  <obsolete>
+    Deprecated as of 01/2017.
+  </obsolete>
   <int value="0" label="No data callback"/>
   <int value="1" label="OK"/>
   <int value="2" label="Failed to create high latency stream"/>
@@ -80521,6 +80577,14 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <int value="7" label="Failed to open low latency stream"/>
 </enum>
 
+<enum name="CaptureStartupResult2" type="int">

[tommi (sloooow) - chröme, 2017/02/02 14:14:21]

I find that "Audio" is missing from the enum name. I know this is very similar
to the other one, but I think we should add clarity since we're adding a new
one.  E.g. AudioCaptureStartupResult.

[Max Morin, 2017/02/02 15:37:52]

Done.

+  <int value="0" label="OK"/>
+  <int value="1" label="Failed to create high latency stream"/>
+  <int value="2" label="Failed to open high latency stream"/>
+  <int value="3" label="Never received any data"/>
+  <int value="4" label="No data received and capture stopped within 500ms"/>
+</enum>
+
 <enum name="CastCertificateStatus" type="int">
   <int value="0" label="OK"/>
   <int value="1" label="InvalidCrl"/>