The ornamental design for an all-in-one computer, as shown and described.
FIG. 1 is a top rear perspective view of an all-in-one computer showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is another rear view thereof, showing a more clearly visible speaker portion; and,
FIG. 9 is an enlarged view of the encircled portion A as shown in FIG. 3.
The broken lines illustrating portions of the all-in-one computer are for environmental purposes only and form no part of the claimed design.
In addition, the dash-dot line represents a boundary along which a portion of a stand of the all-in-one computer is removed. The dash-dot line is intended to show the speaker portion more clearly, and forms no part of the claimed design.