hg: jdk/sandbox: 8248983: Add links to definition of empty name

[chris.hegarty at oracle.com]

Changeset: 52ff8d5f4263
Author:    darcy
Date:      2020-07-09 16:06 -0700
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/52ff8d5f4263

8248983: Add links to definition of empty name
Reviewed-by: forax, jjg, jlaskey

! src/java.compiler/share/classes/javax/lang/model/element/Element.java
! src/java.compiler/share/classes/javax/lang/model/element/ExecutableElement.java
! src/java.compiler/share/classes/javax/lang/model/element/ModuleElement.java
! src/java.compiler/share/classes/javax/lang/model/element/Name.java
! src/java.compiler/share/classes/javax/lang/model/element/PackageElement.java
! src/java.compiler/share/classes/javax/lang/model/element/TypeElement.java