The ornamental design for an aerosoldispenser, as shown and described.
FIG. 1 is a front view of an aerosol dispenser in a deflated configuration, the rear view being a mirror image thereof, showing my new design;
FIG. 2 is a side view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a perspective view thereof;
FIG. 6 is a front view of an aerosol dispenser in an inflated configuration, the rear view being a mirror image thereof, showing my new design;
FIG. 7 is a side view of thereof;
FIG. 8 is a top view of thereof;
FIG. 9 is a bottom view of thereof; and,
FIG. 10 is a perspective view of thereof.
Broken lines in the drawings denote features of the article that are included for the purpose of illustrating context, but form no part of the claimed design.