The ornamental design for a doorchimecover, as shown and described.
FIG. 1 is a perspective view of a door chime cover embodying the ornamental design of the present invention.
FIG. 2 is a top view thereof.
FIG. 3 is a side view thereof, the opposite side being a mirror image; and,
FIG. 4 is a front view thereof, the rear view being a mirror image.
The broken lines in the figures are for illustrative purposes only and form no part of the claimed design. More specifically, dashed lines indicate unclaimed features. Dot-dash lines, drawn with heavier weight than the dashed lines, define boundaries of the claimed design.