hg: valhalla/valhalla: 8217872: [lworld] Javac forbids look ups on the light weight box type of a value type

[srikanth.adayapalam at oracle.com]

Changeset: 349408e9aa4c
Author:    sadayapalam
Date:      2019-01-28 16:51 +0530
URL:       http://hg.openjdk.java.net/valhalla/valhalla/rev/349408e9aa4c

8217872: [lworld] Javac forbids look ups on the light weight box type of a value type

! src/jdk.compiler/share/classes/com/sun/tools/javac/code/Types.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Attr.java
+ test/langtools/tools/javac/valhalla/lworld-values/LookupOnLoxTest.java