hg: amber/amber: Automatic merge with default

[maurizio.cimadamore at oracle.com]

Changeset: 1c8429403c07
Author:    mcimadamore
Date:      2019-01-03 21:25 +0100
URL:       http://hg.openjdk.java.net/amber/amber/rev/1c8429403c07

Automatic merge with default

- src/hotspot/share/runtime/arguments_ext.hpp
- src/hotspot/share/services/diagnosticCommand_ext.hpp
- src/utils/LogCompilation/src/test/resources/hotspot_pid23756.log
- src/utils/LogCompilation/src/test/resources/hotspot_pid25109.log
- src/utils/LogCompilation/src/test/resources/no_tiered_short.log
- src/utils/LogCompilation/src/test/resources/tiered_short.log
- test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitorEventsForTwoThreadsTest.java
- test/jdk/java/net/MulticastSocket/PromiscuousIPv6.java
- test/jdk/java/nio/channels/DatagramChannel/PromiscuousIPv6.java
- test/langtools/jdk/javadoc/doclet/lib/JavadocTester.java