Test

feat: support 'this' type on methods and properties #4802

Job	Run time
Check	4s
Bootstrap (debug)	4m 22s
Compiler (ubuntu, node current)	1m 48s
Bootstrap (release)	4m 59s
Compiler (ubuntu, node lts/*)	1m 54s
Compiler (macos, node current)	1m 24s
Compiler (macos, node lts/*)	1m 41s
Loader	17s
Features	19s
Compiler (windows, node current)	2m 2s
Coverage	4m 6s
Compiler (windows, node lts/*)	2m 30s
Runtimes	28s
	25m 54s

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