hg: panama/dev: Automatic merge with default

[maurizio.cimadamore at oracle.com]

Changeset: 159f8698e553
Author:    mcimadamore
Date:      2019-07-10 23:25 +0000
URL:       https://hg.openjdk.java.net/panama/dev/rev/159f8698e553

Automatic merge with default

- src/hotspot/share/gc/z/zOopClosures.cpp
! src/hotspot/share/opto/library_call.cpp
- test/jdk/sun/security/tools/keytool/DefaultSignatureAlgorithm.java
- test/jdk/sun/security/tools/keytool/pss/PSS.java
- test/jdk/sun/security/tools/keytool/pss/java.base/sun/security/rsa/RSAKeyPairGenerator.java