hg: jdk8u/jdk8u-jfr-incubator/hotspot: 8238076: Fix OpenJDK 7 Bootstrap Broken by JFR Backport

[gnu.andrew at redhat.com]

Changeset: 429bb572ee65
Author:    andrew
Date:      2020-01-30 00:21 +0000
URL:       https://hg.openjdk.java.net/jdk8u/jdk8u-jfr-incubator/hotspot/rev/429bb572ee65

8238076: Fix OpenJDK 7 Bootstrap Broken by JFR Backport
Summary: Avoid use of lambdas and StringJoiner so GenerateJfrFiles builds with OpenJDK 7
Reviewed-by: shade

! make/aix/makefiles/rules.make
! make/bsd/makefiles/rules.make
! make/linux/makefiles/rules.make
! make/solaris/makefiles/rules.make
! make/windows/makefiles/rules.make
! src/share/vm/jfr/GenerateJfrFiles.java