Media Capture Depth Stream Extensions API: focal length and depth range.

content/renderer/media/media_stream_video_track.cc

Index: content/renderer/media/media_stream_video_track.cc
diff --git a/content/renderer/media/media_stream_video_track.cc b/content/renderer/media/media_stream_video_track.cc
index cdfa86fb1defc60a53762f508c99387066dc27bc..cf31e29888ed623c7bfbb1fb5ef85db504de25bb 100644
--- a/content/renderer/media/media_stream_video_track.cc
+++ b/content/renderer/media/media_stream_video_track.cc
@@ -301,6 +301,14 @@ void MediaStreamVideoTrack::getSettings(
       settings.width = format->frame_size.width();
       settings.height = format->frame_size.height();
     }
+    const MediaStreamDevice::CameraCalibration& calibration =
+        source_->device_info().device.camera_calibration;
+    if (calibration.valid) {
+      settings.depthNear = calibration.depth_near;
+      settings.depthFar = calibration.depth_far;
+      settings.focalLengthX = calibration.focal_length_x;
+      settings.focalLengthY = calibration.focal_length_y;
+    }
   }
   // TODO(hta): Extract the real value.
   settings.deviceId = blink::WebString("video device ID");