The ornamental design for a paperrolldispenser, as shown and described.
FIG. 1 is a top plan view of a paper roll dispenser, with a base and end piece separated for clarity, showing my new design, the opposite side being a mirror image of the shown;
FIG. 2 is a left elevation view thereof;
FIG. 3 is a right elevation view thereof;
FIG. 4 is a front elevation view thereof, the opposite side being a mirror image of the shown; and,