RFR: (S) CODETOOLS-7902264 jcheck extension broken after upgrade to mercurial 4.3 (and python2.7)

[Jonathan Gibbons]

Looks OK to me.

Pushed.

-- Jon

On 08/07/2018 05:49 PM, Tim Bell wrote:
> Hello
>
> Mercurial 4.3 dropped support for Python 2.6. With that an API change
> moved cmdutil.command to the registrar module.
>
>     https://bugs.openjdk.java.net/browse/CODETOOLS-7902264
>
> This fix first tries to load .command from the registrar module. If
> not found there, look next for cmdutil.command.  If that is not found,
> the legacy command() implementation is used.
>
>     http://cr.openjdk.java.net/~tbell/CODETOOLS-7902264/
>
> Tested with hg versions 0.9.5, 3.2.3, 4.7
>
> I will also need a sponsor since I am not a Committer in the Code 
> Tools Project. [1]
>
> Thanks in advance-
>
> Tim
>
> [1] http://openjdk.java.net/census#code-tools
>