hg: jdk/sandbox: 8234381: API docs should mention special handling of enums in serialization

[chris.hegarty at oracle.com]

Changeset: c4be5e03aff7
Author:    darcy
Date:      2019-11-19 16:26 -0800
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/c4be5e03aff7

8234381: API docs should mention special handling of enums in serialization
Reviewed-by: rriggs

! src/java.base/share/classes/java/io/Serializable.java
! src/java.base/share/classes/java/lang/Enum.java