https://crrev.com/c/3885576 removed the last downstream consumer of the
constructor which took a ScreenCastPortal::CaptureSourceType. Now that
it has been removed, that constructor definition can also be removed and
the CaptureSourceType enum can be made private. There's still benefit in
storing and using this internally as the enum, since it's values match
that of the underlying system API.
The previously anonymous-namespaced function |ToCaptureSourceType| had
to be converted to a private static method as part of this change, since
it would be unable to access the type otherwise.
Fixed: chromium:1359411
Change-Id: I81ff24fbdddf9db02c9c5152d007dd82c194865a
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/274680
Auto-Submit: Alexander Cooper <alcooper@chromium.org>
Commit-Queue: Alexander Cooper <alcooper@chromium.org>
Commit-Queue: Mark Foltz <mfoltz@chromium.org>
Reviewed-by: Mark Foltz <mfoltz@chromium.org>
Cr-Commit-Position: refs/heads/main@{#38084}
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