Apply referrer policy without clicking
Apply referrer policy without clicking

E.g. in Gmail, the target URL is opened in a subframe, different from
the target of the click. The URL rewriting is handled by
`setupAggresiveUglyLinkPreventer` (sic), but the referrer policy would
not be applied because of the different context.

Rob--W/dont-track-me-google,Rob--W/dont-track-me-google