RFR: CODETOOLS-7902237: Fixing raw use of parameterized class

[Jonathan Gibbons]

On 07/24/2018 07:48 AM, dmitry.bessonov at oracle.com wrote:
> Please review the following fix related to "raw use of parameterized 
> class" warning:
>
> JBS: https://bugs.openjdk.java.net/browse/CODETOOLS-7902237
> Webrev: http://cr.openjdk.java.net/~dbessono/7902237/webrev/
>
> dmitry

Fifo could be built out of (or replaced by) a Deque.

-- Jon