8194978: Javac produces dead code for try-with-resource Summary: For try-with-resources, using simplified distinct close code for try body and catch clause, to avoid creating multiple copies of the full finally code. Reviewed-by: mcimadamore

8199467: Compilation Errors in libinstrument Reentrancy.c with VS2017 Reviewed-by: sspitsyn, martin

8198552: Multiple javac plugins do not work at the same time. Summary: Fixing handling of multiple -Xplugin, -Xdoclint: and -Xdoclint/packages: parameters. Reviewed-by: jjg, vromero