bug#22431: 25.0.50; incorrect jsdoc comment wrapping in js mode

[Dmitry Gutov]

On 01/22/2016 06:46 PM, Tom Tromey wrote:

> Now move point to the end of the comment line and type " open the".
> This causes wrapping for me, but the result looks like:
>
> /**
>   * Load the inspector's shared head.js for use by tests that need to
> /**open the

Indeed, I also see the problem. But it's not in js2-mode, because it 
defines its own comment-line-break-function, instead of inheriting one 
from cc-engine.

We should probably copy it over.