The ornamental design for a lid for a shoecase, as shown and described.
FIG. 1 is a left-hand perspective view of a lid for a shoe case depicting the new design in the context of its use and wherein the broken line showing of the lower body of a shoe case is included for the purpose of illustrating the unclaimed environment of the lid and forms no part of the claimed invention;
FIG. 2 is a front elevation view of the lid;
FIG. 3 is a rear elevation view of the lid;
FIG. 4 is a right side elevation view of the lid;
FIG. 5 is a left side elevation view of the lid;
FIG. 6 is a top plan view of the lid; and,
FIG. 7 is a bottom plan view of the lid for a shoe case wherein the broken line showing of the zippered fabric liner for the lid of the shoe case is included for the purpose of illustrating the unclaimed environment of the underside of the lid of FIGS. 1 through 6 and forms no part of the claimed invention.