16 bpp video stream capture, render and createImageBitmap(video) using (CPU) shared memory buffers

content/browser/renderer_host/media/video_capture_manager.cc

Index: content/browser/renderer_host/media/video_capture_manager.cc
diff --git a/content/browser/renderer_host/media/video_capture_manager.cc b/content/browser/renderer_host/media/video_capture_manager.cc
index daaa731f957afec1cbabe60072bd62d5394ec99a..0d0d48b6805d210b856335039f7483e85942df1c 100644
--- a/content/browser/renderer_host/media/video_capture_manager.cc
+++ b/content/browser/renderer_host/media/video_capture_manager.cc
@@ -89,9 +89,11 @@ void ConsolidateCaptureFormats(media::VideoCaptureFormats* formats) {
   formats->erase(last, formats->end());
   // Mark all formats as I420, since this is what the renderer side will get
   // anyhow: the actual pixel format is decided at the device level.
+  // Don't do this for Y16 format as it is handled separatelly.
   for (media::VideoCaptureFormats::iterator it = formats->begin();
        it != formats->end(); ++it) {
-    it->pixel_format = media::PIXEL_FORMAT_I420;
+    if (it->pixel_format != media::PIXEL_FORMAT_Y16)
+      it->pixel_format = media::PIXEL_FORMAT_I420;
   }
 }