hg: panama/dev: Update gen-*.sh scripts according to Spp changes.

[vladimir.x.ivanov at oracle.com]

Changeset: 855cacccf292
Author:    sviswanathan
Date:      2019-01-04 17:36 -0800
URL:       http://hg.openjdk.java.net/panama/dev/rev/855cacccf292

Update gen-*.sh scripts according to Spp changes.

! src/jdk.incubator.vector/share/classes/jdk/incubator/vector/IntVectorHelper.java
! src/jdk.incubator.vector/share/classes/jdk/incubator/vector/gen-src.sh
! test/jdk/jdk/incubator/vector/gen-template.sh
! test/jdk/jdk/incubator/vector/gen-tests.sh