The ornamental design for a storagecontainer, as shown and described.
FIG. 1 is a front perspective view of a storage container showing our new design.
FIG. 2 is a front view thereof.
FIG. 3 is a rear view thereof.
FIG. 4 is a bottom plan view thereof.
FIG. 5 is a top plan view thereof.
FIG. 6 is a right side view thereof; and,
FIG. 7 is a left side view thereof.
The broken lines in FIGS. 1-7 are intended to illustrate environmental structure for the claimed design and form no part of the claimed design.
The shading lines or contour lines shown in FIGS. 1-7 are intended to represent approximate three-dimensional contours of the design, and are not intended to indicate surface decoration.