[Refactor] Roll out stream helpers to OpenAI spec #3710

Job	Run time
check-translations	35s
dependency-review	11s
knip	41s
invisible-chars	8s
compile	2m 24s
platform-unit-test (windows-latest)	9m 12s
platform-unit-test (ubuntu-latest)	1m 19s
	14m 30s

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