The ornamental design for a winebottlecooler, as shown and described.
FIG. 1 is a top left isometric view of the wine bottle cooler of the present invention;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is a top view thereof;
FIG. 8 is a bottom right isometric view thereof; and,
FIG. 9 is a top isometric view thereof, illustrating a wine bottle in the wine bottle cooler.
The broken lines shown in FIG. 7 and the areas within them depict portions of the wine bottle cooler that form no part of the claimed design. The broken lines shown in FIG. 9 depict environmental subject matter that forms no part of the claimed design.