In chapter 14, who does Chauvelin find in the supper room?

In Chapter 14, the Chauvelin finds Sir Percy Blakeney asleep in the supper room. 

"Evidently the slumberer, deep in dreamless sleep, would not interfere with Chauvelin's trap for catching that cunning Scarlet Pimpernel. Again he rubbed his hands together, and, following the example of Sir Percy Blakeney, he too, stretched himself out in the corner of another sofa, shut his eyes, opened his mouth, gave forth sounds of peaceful breathing, and . . . waited!"