hg: kulla/dev/langtools: Fix handling of Replaced declaration that breaks an existing declaration in a way which cannot be corralled.

[robert.field at oracle.com]

Changeset: a251bef88757
Author:    rfield
Date:      2015-04-25 15:58 -0700
URL:       http://hg.openjdk.java.net/kulla/dev/langtools/rev/a251bef88757

Fix handling of Replaced declaration that breaks an existing declaration in a way which cannot be corralled.

! repl/TODO
! src/jdk.eval/share/classes/jdk/internal/eval/impl/EvalStateImpl.java
! src/jdk.eval/share/classes/jdk/internal/eval/jshell/Repl.java
! test/jdk/eval/ReplaceTest.java