hg: amber/amber: refactoring to ConstFold so that methods fold1 and fold2 extract type information from the incumbent operator

[vicente.romero at oracle.com]

Changeset: 7e9a554ddaf3
Author:    vromero
Date:      2017-10-05 13:09 -0400
URL:       http://hg.openjdk.java.net/amber/amber/rev/7e9a554ddaf3

refactoring to ConstFold so that methods fold1 and fold2 extract type information from the incumbent operator

! src/jdk.compiler/share/classes/com/sun/tools/javac/code/Symbol.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/code/Type.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Attr.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/ConstFold.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/ConstablesVisitor.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Lower.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Operators.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/jvm/StringConcat.java