v8: add GCProfiler support for erm #2557

Job	Run time
Build slim tarball	1m 58s
aarch64-linux: with shared libraries	2h 26m 23s
x86_64-linux: with shared libraries	2h 32m 32s
aarch64-darwin: with shared libraries	2h 25m 22s
x86_64-darwin: with shared libraries	2h 58m 12s
	10h 24m 27s

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