Summary: Implement Diagnostic Commands for heap and finalizerinfo
Reviewed-by: mchung

Reviewed-by: mullan

Reviewed-by: okutsu, peytoia

8179665: [Windows] java.awt.IllegalComponentStateException: component must be showing on the screen to determine its location
Reviewed-by: prr, serb, ssadetsky

Reviewed-by: prr, serb

Reviewed-by: ssadetsky

Reviewed-by: lancea

8130400: Test java/awt/image/DrawImage/IncorrectClipXorModeSurface2Surface.java fails with ClassCastException
Reviewed-by: prr, serb

Reviewed-by: psadhukhan

8154017: Shutdown hooks are racing against shutdown sequence, if System.exit()-calling thread is interrupted
Reviewed-by: coffeys

Reviewed-by: prr, flar
Contributed-by: alexey.ushakov@jetbrains.com

8189646: sun/security/ssl/SSLSocketImpl/SSLSocketCloseHang.java failed with "java.net.SocketTimeoutException: Read timed out"
Reviewed-by: coffeys

Reviewed-by: coffeys

Reviewed-by: sherman, phh

Reviewed-by: vtewari, simonis

Reviewed-by: rriggs, vtewari

8190259: test tck.java.time.zone.TCKZoneRules is broken by tzdata2017c
Reviewed-by: naoto, martin

Reviewed-by: coffeys

Reviewed-by: dfuchs, dholmes

8162530: src/jdk.management/share/native/libmanagement_ext/GcInfoBuilder.c doesn't handle JNI exceptions properly
Summary: Exceptions are checked after calling NewStringUTF
Reviewed-by: dholmes, sla
Contributed-by: amit.sapre@oracle.com

Reviewed-by: serb, pnarayanan

Reviewed-by: serb, azvegint

Reviewed-by: robm

Reviewed-by: ssadetsky

Reviewed-by: serb

Reviewed-by: serb, ssadetsky, aivanov

Reviewed-by: mullan

Reviewed-by: ascarpino

8159432: [PIT][macosx] StackOverflow in closed/java/awt/Dialog/DialogDeadlock/DialogDeadlockTest
Reviewed-by: alexsch, serb, azvegint

Reviewed-by: michaelm
Contributed-by: amanda.jiang@oracle.com