hg: jdk9/sandbox/langtools: 8174805: JavacTrees should use Types.skipTypeVars() to get the upper bound of type variables

[chris.hegarty at oracle.com]

Changeset: 4eb737a8d439
Author:    vromero
Date:      2017-02-16 14:47 -0800
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/4eb737a8d439

8174805: JavacTrees should use Types.skipTypeVars() to get the upper bound of type variables
Reviewed-by: jjg, ksrini

! src/jdk.compiler/share/classes/com/sun/tools/javac/api/JavacTrees.java
+ test/jdk/javadoc/doclet/testTypeVariableLinks/TestTypeVariableLinks.java
+ test/jdk/javadoc/doclet/testTypeVariableLinks/pkg1/C.java