The ornamental design for an automobiletire, as shown and described.
FIG. 1 is a perspective view of an automobile tire showing my new design,
it being understood that the tread pattern is repeated throughout the
circumference of the tire;
FIG. 2 is an end elevational view thereof; and
FIG. 3 is a side elevational view of the side shown, the opposite side
being a mirror image thereof.