8231990: Remove unnecessary else-if branch in Types.union Reviewed-by: mcimadamore Contributed-by: Brad Corso <bcorso@google.com>

8231202: Suppress warnings on non-serializable non-transient instance fields in serializable classes Reviewed-by: rriggs, chegar

8231262: Suppress warnings on non-serializable instance fields in security libs serializable classes Reviewed-by: mullan, chegar

8231260: (dc) DatagramChannel::disconnect changes the port of the local address to 0 (lnx) Summary: DatagramChannel::disconnect will attempt to rebind to the original port if the local port switches back to 0 after the association is disolved by the system. Reviewed-by: alanb, chegar, fweimer

8231974: Build fails if no common legal notices are present Reviewed-by: dholmes, mchung, ihse

8230565: ZGC: Redesign C2 load barrier to expand on the MachNode level Reviewed-by: pliden, stefank, neliasso Contributed-by: erik.osterlund@oracle.com, per.liden@oracle.com, stefan.karlsson@oracle.com, nils.eliasson@oracle.com

8232003: (fs) Files.write can leak file descriptor in the exception case Summary: Be sure to close the leaked OutputStream in all cases Reviewed-by: alanb, bpb, clanger

8214560: Use {@systemProperty} for definitions of system properties (httpserver) Reviewed-by: dfuchs, coffeys, chegar Contributed-by: kiran.sidhartha.ravikumar@oracle.com

8231770: Test java/util/zip/FlaterTest.java fails with -Xcheck:jni Reviewed-by: alanb, coffeys, chegar Contributed-by: kiran.sidhartha.ravikumar@oracle.com

8230677: Should disable Escape Analysis if JVMTI capability can_get_owned_monitor_info was taken Reviewed-by: sspitsyn, dholmes, kvn