v8: add heap profile API #4280

Job	Run time
Build slim tarball	2m 8s
aarch64-linux: with shared libraries	20m 13s
x86_64-linux: with shared libraries	23m 46s
aarch64-darwin: with shared libraries	20m 22s
x86_64-darwin: with shared libraries	29m 18s
	1h 35m 47s

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