Former Attorney General Eric Holder insists that his redistricting lobbying and litigation shop merely wants to make maps less partisan. Responding to our editorial last November on his court redistricting coup, he wrote that he supported “citizens or nonpartisan commissions to draw electoral lines so neither party benefits.” Interesting, then, that he’s not supporting such a reform in Virginia now that Democrats control the Legislature.

Last week Virginia’s House of Delegates voted 54-46 to place a referendum on the November...