hg: amber/amber/langtools: Fixing mistakes in API implementation.

[jan.lahoda at oracle.com]

Changeset: 30b294cc349f
Author:    jlahoda
Date:      2017-08-18 14:50 +0200
URL:       http://hg.openjdk.java.net/amber/amber/langtools/rev/30b294cc349f

Fixing mistakes in API implementation.

! src/jdk.compiler/share/classes/com/sun/source/util/TreeScanner.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/tree/TreeInfo.java
! test/tools/javac/api/TestGetElementReferenceData.java