hg: jdk-updates/jdk11u-dev: 2 new changesets

[shade at redhat.com]

Changeset: b4a5528e754f
Author:    tvaleev
Date:      2018-12-30 08:57 +0700
URL:       https://hg.openjdk.java.net/jdk-updates/jdk11u-dev/rev/b4a5528e754f

8214687: Optimize Collections.nCopies().hashCode() and equals()
Reviewed-by: igerasim, smarks

! src/java.base/share/classes/java/util/Collections.java
! test/jdk/java/util/Collections/NCopies.java

Changeset: d3b3976c2f3c
Author:    pliden
Date:      2018-12-17 16:55 +0100
URL:       https://hg.openjdk.java.net/jdk-updates/jdk11u-dev/rev/d3b3976c2f3c

8215451: JNI IsSameObject should not keep objects alive
Reviewed-by: eosterlund, kbarrett

! src/hotspot/share/prims/jni.cpp
! src/hotspot/share/runtime/jniHandles.cpp
! src/hotspot/share/runtime/jniHandles.hpp
! src/hotspot/share/runtime/jniHandles.inline.hpp
! test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitorThreadTest.java