Vehicle bumper

[0001]FIG. 1 is a top, right, and front perspective view of an ornamental design for a vehicle bumper, shown with environmental structure;

[0002]FIG. 2 is a top, right, and front perspective view thereof, with the environmental structure removed;

[0003]FIG. 3 is a front elevational view thereof;

[0004]FIG. 4 is a rear elevational view thereof;

[0005]FIG. 5 is a left side elevational view thereof;

[0006]FIG. 6 is a right side elevational view thereof;

[0007]FIG. 7 is a top plan view thereof; and,

[0008]FIG. 8 is a bottom plan view thereof.

[0009]The broken lines in the figures are for the purpose of illustrating portions of the vehicle bumper that form no part of the claimed design. The broken lines seen in FIG. 1 depict environmental structure and form no part of the claimed design.