hg: jdk/sandbox: 2 new changesets

[chris.hegarty at oracle.com]

Changeset: 8478c8c48886
Author:    rkennke
Date:      2019-03-21 22:37 +0100
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/8478c8c48886

8221278: Shenandoah should not enqueue string dedup candidates during root scan
Reviewed-by: shade

! src/hotspot/share/gc/shenandoah/shenandoahConcurrentMark.cpp

Changeset: eed9f74eab87
Author:    rkennke
Date:      2019-03-15 09:57 +0100
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/eed9f74eab87

8220714: C2 Compilation failure when accessing off-heap memory using Unsafe
Reviewed-by: vlivanov, roland

! src/hotspot/share/opto/library_call.cpp
+ test/hotspot/jtreg/gc/shenandoah/compiler/TestUnsafeOffheapSwap.java