The ornamental design for a motorcycleheadlightboot, as shown and described.
FIG. 1 is a perspective view showing my motorcycle headlight boot shaped
for insertion into an inverted U-shaped slot in a windscreen indicated by
phantom lines;
FIG. 2 is a front elevation thereof in a non-use condition;
FIG. 3 is a top plan view thereof in a non-use condition;
FIG. 4 is a rear elevation thereof in a non-use condition; and
FIG. 5 is a bottom plan view thereof in a non-use condition.