There are blink UseCounter
<https://chromium.googlesource.com/chromium/src/+/HEAD/docs/use_counter_wiki.md>
for
low-latency canvas
<https://source.chromium.org/chromium/chromium/src/+/main:third_party/blink/renderer/core/html/canvas/html_canvas_element.cc;drc=f75a9a5eed5b99dd5b62dd0f872b4532207652c4;l=710>,
but I don't think we have anything for preserveDrawingBuffer.

- Vasiliy

On Fri, May 16, 2025 at 5:19 AM Colin Blundell <blund...@chromium.org>
wrote:

> Hi Blink folks,
>
> I'm interested in querying the frequency of usage of desynchronized canvas
> with canvas2d and WebGL (relative to the overall frequency of canvas
> usage). For the latter, I'd ideally like to also break it down by the value
> of `preserveDrawingBuffer` as well.
>
> Before I go in and add custom UMA, I was wondering: Is there already a way
> to formulate this query via known tooling?
>
> Thanks,
>
> Colin
>

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