The ornamental design for a containerfrontface, as shown and described.
FIG. 1 is a front view of a container front face showing our new design.
FIG. 2 is a side view of the container front face shown in FIG. 1; the opposite side being the mirror image thereof.
FIG. 3 is a perspective view of the container front face shown in FIG. 1.
FIG. 4 is a front view of a second embodiment of a container front face showing our new design.
FIG. 5 is a side view of the container front face shown in FIG. 4; the opposite side being the mirror image thereof; and,
FIG. 6 is a perspective view of the container front face shown in FIG. 4.
The broken lines shown in the drawings depict environmental subject matter and form no part of the claimed design. Contour lines and shading are used to indicate surface contours.