RFR 8134865: Need to restore for container block from lexical context in finally

[Attila Szegedi]

Looks good; +1

> On Sep 1, 2015, at 2:31 PM, Andreas Woess <andreas.woess at oracle.com> wrote:
> 
> Please review http://cr.openjdk.java.net/~aw/8134865/ for https://bugs.openjdk.java.net/browse/JDK-8134865
> 
> In forStatement(), restoreBlock() was not called on exception in ES6 language mode, which lead to an AssertionError. I've added some minor cleanups on top.
> 
> Thanks,
> Andreas