The ornamental design for a bagcover, as shown and described.
FIG. 1 is an environmental front elevation view thereof with the broken lines showing a bag cover being for the purposes of environment and form no part of the claimed design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a side view thereof;
FIG. 5 is the opposite side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is a front view thereof; and,
FIG. 9 is a side view thereof.
In the drawings, the broken lines depict environmental subject matter only and form no part of the claimed design.