hg: jdk9/sandbox/langtools: 8160137: HTMLDoclet and AbstractDoclet should implement Doclet

[chris.hegarty at oracle.com]

Changeset: fb5cedea7a26
Author:    jjg
Date:      2016-08-12 16:03 -0700
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/fb5cedea7a26

8160137: HTMLDoclet and AbstractDoclet should implement Doclet
Reviewed-by: ksrini

! src/jdk.javadoc/share/classes/jdk/javadoc/doclets/StandardDoclet.java
! src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/HtmlDoclet.java
! src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/AbstractDoclet.java