rfr [lworld] change the verifier to allow array covariance

[Ioi Lam]

Hi Harold,

The changes look good.

Thanks

- Ioi

On 2/6/19 11:13 AM, Harold Seigel wrote:
> Hi,
>
> Please review this small LW2 change to the verifier to allow 
> assignability of an array of a value type to both an array of 
> java.lang.Object's and an array of an interface type.
>
> Open Webrev: 
> http://cr.openjdk.java.net/~hseigel/lworld_array_cov/webrev/index.html
>
> A future improvement to this change would be to rename the test cases 
> and re-write them in Java.
>
> The change was tested with tiers 1,2 on multiple platforms and tiers 
> 3-5 on Linux.
>
> Thanks, Harold
>