[vector] VectorMask.equal -> VectorMask.eq

[Paul Sandoz]

Hi,

Please review the following change renaming method VectorMask.equal to VectorMask.eq:

  http://cr.openjdk.java.net/~psandoz/panama/vector-eq-cleanup/webrev/ <http://cr.openjdk.java.net/~psandoz/panama/vector-eq-cleanup/webrev/>

This change is in response to reviews in preparation for integration into jdk/jdk.

Paul.