Worker constructor does not accept URL

[TimvdLippe]

TypeScript Version: 3.2.0-dev.201xxxxx

Search Terms: worker new url, worker constructor

Code

new Worker(new URL(""))

Expected behavior: Compiles fine, as it is valid per the spec

Actual behavior:

[ts] Argument of type 'URL' is not assignable to parameter of type 'string'.

Playground Link: http://www.typescriptlang.org/play/#src=new%20Worker(new%20URL(%22%22))%3B

Related Issues: #15338, #15246 and was recently updated in #28136 as well

[weswigham]

PRs welcomed. You can find more information about contributing lib.d.ts fixes at https://github.com/Microsoft/TypeScript/blob/master/CONTRIBUTING.md#contributing-libdts-fixes.

[TimvdLippe]

PR is up at microsoft/TypeScript-DOM-lib-generator#600