`ContentSize` replacement fix #29877

Job	Run time
build (windows-latest)	8m 33s
run-examples-on-windows-dx12	19m 11s
build (ubuntu-latest)	4m 17s
check-doc	10m 14s
build (macos-latest)	5m 10s
ci	4m 29s
miri	10m 42s
check-bevy-internal-imports	6s
check-missing-examples-in-docs	58s
check-missing-features-in-docs	54s
markdownlint	1m 42s
check-compiles	5m 31s
build-wasm	1m 11s
msrv	1m 38s
	1h 14m 36s

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