RFR: 8213478: Reduce rebinds when applying repeated filters and conversions

[Claes Redestad]

On 2018-11-10 01:02, Vladimir Ivanov wrote:
> Nice work, Claes! Looks good.

Thanks, Vladimir!

>> Webrev: http://cr.openjdk.java.net/~redestad/8213478/jdk.00/

Synced up and running some extra testing before push.

/Claes