The ornamental design for an electronicdevice, as shown and described.
FIG. 1 is a front perspective view of my new design for an electronic device, with the lid being a first position, it being understood that all other surfaces are the same as the other views.
FIG. 2 is a top plan view of the electronic device with the lid in a closed position.
FIG. 3 is a bottom plan view of FIG. 2.
FIG. 4 is a front side elevation view of FIG. 2.
FIG. 5 is a back side elevation view oF FIG. 2.
FIG. 6 is a left side elevation view of FIG. 2.
FIG. 7 is a right side elevation view of FIG. 2; and,
FIG. 8 is a front perspective view of FIG. 2.
The features shown in broken lines in the drawing depict environmental subject matter and unclaimed borders and form no part of the claimed design.