hg: jdk9/dev/langtools: 8144287: Enhance DocTree API to support @index javadoc tags.

[kumar.x.srinivasan at oracle.com]

Changeset: f164d4c2d33e
Author:    ksrini
Date:      2015-12-01 07:10 -0800
URL:       http://hg.openjdk.java.net/jdk9/dev/langtools/rev/f164d4c2d33e

8144287: Enhance DocTree API to support @index javadoc tags.
Reviewed-by: jjg

! src/jdk.compiler/share/classes/com/sun/source/doctree/DocTree.java
! src/jdk.compiler/share/classes/com/sun/source/doctree/DocTreeVisitor.java
+ src/jdk.compiler/share/classes/com/sun/source/doctree/IndexTree.java
! src/jdk.compiler/share/classes/com/sun/source/util/DocTreeScanner.java
! src/jdk.compiler/share/classes/com/sun/source/util/SimpleDocTreeVisitor.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/parser/DocCommentParser.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/tree/DCTree.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/tree/DocPretty.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/tree/DocTreeMaker.java
! test/com/sun/javadoc/testSearch/TestSearch.java
! test/tools/javac/doctree/DocCommentTester.java
+ test/tools/javac/doctree/IndexTest.java
! test/tools/javac/lib/DPrinter.java