git: openjdk/jdk: 8241187: ToolBox::grep should allow for negative filtering

[Jonathan Gibbons]

Changeset: ed32e02c
Author:    Guoxiong Li <gli at openjdk.org>
Committer: Jonathan Gibbons <jjg at openjdk.org>
Date:      2021-05-12 01:01:29 +0000
URL:       https://git.openjdk.java.net/jdk/commit/ed32e02c05affbc7d8d1b628fef7e7c32d54c735

8241187: ToolBox::grep should allow for negative filtering

Reviewed-by: vromero

+ test/langtools/tools/javac/toolbox/TestGrepOfToolBox.java
! test/langtools/tools/lib/toolbox/ToolBox.java