Add JFR Flags

[tajila]

No description provided.

[tajila]

The line ending check failures are with the generated files

14:56:44  + git diff --check origin/openj9 HEAD
14:56:44  common/autoconf/generated-configure.sh:53502: new blank line at EOF.
14:56:44  jdk/make/closed/autoconf/generated-configure.sh:57314: new blank line at EOF.

[keithc-ca]

Please re-run bash common/autoconf/autogen.sh using GNU Autoconf 2.69 to avoid unnecessary changes to generated-configure.sh files.

[keithc-ca]

Please address the copyright notice issues:

15:26:01  The following files were modified and have incorrect copyrights
15:26:01  jdk/make/closed/autoconf/custom-hook.m4
15:26:01  	IBM Copyright date appears to be incorrect
15:26:01  jdk/make/closed/autoconf/custom-spec.gmk.in
15:26:01  	IBM Copyright date appears to be incorrect

and then re-run bash common/autoconf/autogen.sh (which contains the notice from custom-hook.m4).

[keithc-ca]

Jenkins compile xlinux,zlinux jdk8