This reverts CL 376414.
For #47694.
For #50481.
Change-Id: Ie73961046e52e6e5d3262ef0aeaa24bec7eaa937
Reviewed-on: https://go-review.googlesource.com/c/go/+/379835
Trust: Robert Griesemer <gri@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
interface type with a non-empty method set. Whether this will
ever be permitted is unclear at present.
</li>
- <li><!-- https://golang.org/issue/50481 -->
- A generic type or function currently may declare at most one blank (<code>_</code>)
- type parameter name. Note that it is always possible to use an arbitrary new
- (unused) identifier in place of a blank type parameter name.
- We plan to remove this restriction in Go 1.19.
- </li>
</ul>
</p>