hg: amber/amber: disallow guards in records, it was good while it lasted :(

[vicente.romero at oracle.com]

Changeset: 8b7339ec0b5e
Author:    vromero
Date:      2017-12-13 11:17 -0500
URL:       http://hg.openjdk.java.net/amber/amber/rev/8b7339ec0b5e

disallow guards in records, it was good while it lasted :(

! src/jdk.compiler/share/classes/com/sun/tools/javac/parser/JavacParser.java
! test/langtools/tools/javac/datum/GuardsInRecordsTest.java