RFR 8233941: adlc should not generate Pipeline_Use_Cycle_Mask::operator=

[Kim Barrett]

> On Nov 12, 2019, at 6:20 AM, Tobias Hartmann <tobias.hartmann at oracle.com> wrote:
> 
> 
> On 12.11.19 09:05, Tobias Hartmann wrote:
>> Looks good to me too. I'll run some testing and sponsor if everything passes.
> 
> All tests passed. Pushed.
> 
> Best regards,
> Tobias

For the record, the change looked good to me too.

Did the copyright year get updated in the changed file?