The ornamental design for a deodorantcanister for urinal, as shown and described.
FIG. 1 is an isometric view showing the top, front, and right side of an alternate embodiment of an ornamental design for a deodorant canister with an integral support base shown in phantom lines for the purpose of depicting structure that forms no part of the claimed design;
FIG. 2 is an isometric view showing the top, rear, and left side of the deodorant canister and integral support base of FIG. 1; and,
FIG. 3 is an isometric view showing the bottom, front, and right side of the deodorant canister and integral support base of FIG. 1.