The ornamental design for a computerfrontbezel, as shown and described.
FIG. 1 is a perspective view of the design for the computer front bezel wherein broken lines illustrate environmental features;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a perspective view thereof being mounted to a computer case which is shown in broken lines to illustrate environmental features that form no part of the claimed design.