hg: panama/dev: refine and complete Vector API preparing for CSR (part 3: new files)

[john.r.rose at oracle.com]

Changeset: d7bd2225db8a
Author:    jrose
Date:      2019-06-17 12:16 -0700
URL:       http://hg.openjdk.java.net/panama/dev/rev/d7bd2225db8a

refine and complete Vector API preparing for CSR (part 3: new files)

+ src/jdk.incubator.vector/share/classes/jdk/incubator/vector/AbstractVector.java
+ src/jdk.incubator.vector/share/classes/jdk/incubator/vector/LaneType.java
+ src/jdk.incubator.vector/share/classes/jdk/incubator/vector/VectorOperators.java