hg: amber/amber: dont allow native methods in records

[vicente.romero at oracle.com]

Changeset: c78c8c9fcda5
Author:    vromero
Date:      2019-10-10 13:52 -0400
URL:       https://hg.openjdk.java.net/amber/amber/rev/c78c8c9fcda5

dont allow native methods in records

! src/jdk.compiler/share/classes/com/sun/tools/javac/code/Flags.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Check.java
! test/langtools/tools/javac/records/RecordCompilationTests.java