trust_remove_pinned_certificate

Remove a pinned certificate for communication with peer for purpose.

If the same pinned certificate does not exist, or was already removed, then this operation succeeds without error.

This call may block, see [func@Gcr.trust_remove_pinned_certificate_async] for the non-blocking version.

Parameters:

certificate	a Certificate
purpose	the purpose string
peer	the peer for this pinned certificate
cancellable	a Cancellable

Returns:

true if the pinned certificate no longer exists