hg: jdk/sandbox: 8247235: doclint should permit "self-closing" tags for void elements in HTML5

[chris.hegarty at oracle.com]

Changeset: e0559f61db6b
Author:    jjg
Date:      2020-06-10 17:23 -0700
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/e0559f61db6b

8247235: doclint should permit "self-closing" tags for void elements in HTML5
Reviewed-by: hannesw

! src/jdk.compiler/share/classes/com/sun/tools/doclint/Checker.java
! test/langtools/jdk/javadoc/doclet/testWarnings/TestWarnings.java
! test/langtools/jdk/javadoc/doclet/testWarnings/pkg/X.java