Trolley

FIG. 1 is a perspective view of a trolley showing my new design; FIG. 2 is another perspective view thereof; FIG. 3 is a front view thereof; FIG. 4 is a back view thereof; FIG. 5 is a left side view thereof; FIG. 6 is a right side view thereof; FIG. 7 is a top plan view thereof; FIG. 8 is a bottom plan view thereof; FIG. 9 is an enlarged view of portion “ 9 ” shown in FIG. 1 ; FIG. 10 is an enlarged view of portion “ 10 ” shown in FIG. 2 ; FIG. 11 is an enlarged view of portion “ 11 ” shown in FIG. 2 ; FIG. 12 is an enlarged view of portion “ 12 ” shown in FIG. 2 ; and, FIG. 13 is a view of a use state. The broken lines in the drawings depict portions of the trolley that form no part of the claimed design.