I claim the ornamental design for “device to convert portable player into a top”, as shown.
FIG. 1 is a perspective view of the “device to convert portable player into a top”;
FIG. 2 is a side view of the “device to convert portable player into a top”;
FIG. 3 is a top view of the “device to convert portable player into a top”;
FIG. 4 is a cross section of the “device to convert portable player into a top”;
FIG. 5 is an environmental view of the “device to convert portable player into a top” on a portable player from the side; and,
FIG. 6 is another environmental view of the “device to convert portable player into a top” on a portable player.
Broken lines of consistent dash lengths illustrate environmental features and form no part of the claimed design. Non-consistent length broken lines illustrate design features such as hidden holes or edges of curved surfaces.