hg: jdk/sandbox: 8232734: [TESTBUG] avoid using JDK symbols in ExtraSymbols.symbols.txt

[chris.hegarty at oracle.com]

Changeset: 2938e0a4e954
Author:    iklam
Date:      2019-11-04 12:36 -0800
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/2938e0a4e954

8232734: [TESTBUG] avoid using JDK symbols in ExtraSymbols.symbols.txt
Reviewed-by: ccheung

! test/hotspot/jtreg/runtime/cds/appcds/ExtraSymbols.java
- test/hotspot/jtreg/runtime/cds/appcds/ExtraSymbols.symbols.txt
! test/lib/jdk/test/lib/cds/CDSTestUtils.java