hg: jdk9/sandbox/langtools: Merge

[aleksey.shipilev at oracle.com]

Changeset: 605d028a21c4
Author:    shade
Date:      2016-02-03 18:39 +0300
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/605d028a21c4

Merge

! src/jdk.compiler/share/classes/com/sun/tools/javac/code/Symtab.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/jvm/Gen.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/jvm/StringConcat.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/util/Names.java
- src/jdk.javadoc/share/classes/com/sun/tools/javadoc/api/JavadocTaskImpl.java
- src/jdk.javadoc/share/classes/com/sun/tools/javadoc/api/JavadocTool.java
! test/tools/javac/T5024091/T5024091.java
! test/tools/javac/TestIndyStringConcat.java
- test/tools/javadoc/api/basic/JavadocTaskImplTest.java
- test/tools/javadoc/api/basic/RunTest.java
- test/tools/javadoc/doclint/DocLintTest.java
- test/tools/javadoc/doclint/ImplicitHeadersTest.java