hg: valhalla/valhalla: [nestmates] add more test cases for hidden classes

[mandy.chung at oracle.com]

Changeset: 40500443661b
Author:    mchung
Date:      2020-03-31 11:34 -0700
URL:       https://hg.openjdk.java.net/valhalla/valhalla/rev/40500443661b

[nestmates] add more test cases for hidden classes

! test/jdk/java/lang/invoke/defineHiddenClass/BasicTest.java
+ test/jdk/java/lang/invoke/defineHiddenClass/src/HiddenAnnotation.java
+ test/jdk/java/lang/invoke/defineHiddenClass/src/HiddenEnum.java
+ test/jdk/java/lang/invoke/defineHiddenClass/src/HiddenRecord.java