The ornamental design of an automobilehat, as shown.
FIG. 1 is a top view thereof;
FIG. 2 is a bottom view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof; and,
FIG. 5 is a side view thereof.
Any shading and cross-hatching are not features of the design but are utilized to illustrate the surface contours of the automobile hat design in the drawings. The row of broken lines shown in the brim and along each side of the seams, represent stitching, and form a part of the claim design. The broken lines showing an automobile in FIG. 5 illustrate environmental matter and form no part of the claimed design.