hg: jdk/sandbox: 8233855: [TESTBUG] appcds/FieldLayoutFlags.java failed to clean up files after test

[chris.hegarty at oracle.com]

Changeset: 7f1d2c3a99da
Author:    iklam
Date:      2019-11-08 11:03 -0800
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/7f1d2c3a99da

8233855: [TESTBUG] appcds/FieldLayoutFlags.java failed to clean up files after test
Reviewed-by: hseigel

! test/hotspot/jtreg/runtime/cds/appcds/TestCommon.java