The ornamental design for a vehiclefrontbumper, as shown and described.
FIG. 1 is a front elevational view of a vehicle front bumper, showing our new design;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a top, front and left side perspective view thereof; and,
FIG. 7 is a bottom, front and left side perspective view thereof.
The portions of the vehicle shown throughout the drawing views in a de-emphasized and half-tone form within the broken lines and the broken lines representing the boundary and configuration of what is not being claimed as the design are all for environmental and illustrative purposes only and form no part of the claimed design.