Re-land "Add option to delay rendering the first frame (#45135)"

[goderbauer]

Description

With fixed copyright headers.

Related Issues

See original PR (#45588).

Tests

I added the following tests:

See original PR (#45588).

Checklist

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• I read the Contributor Guide and followed the process outlined there for submitting PRs.
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• I updated/added relevant documentation (doc comments with ///).
• All existing and new tests are passing.
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Breaking Change

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• No, this is not a breaking change.

[gspencergoog]

Just some docs/string nits.

[Piinks]

LGTM!