hg: amber/amber/langtools: simplifying SpecialConstantUtils.convertConstant by using Constables.reduce

[vicente.romero at oracle.com]

Changeset: ca54959d4f63
Author:    vromero
Date:      2017-09-19 22:43 -0400
URL:       http://hg.openjdk.java.net/amber/amber/langtools/rev/ca54959d4f63

simplifying SpecialConstantUtils.convertConstant by using Constables.reduce

! src/jdk.compiler/share/classes/com/sun/tools/javac/util/SpecialConstantUtils.java