The ornamental design for a mobilecommunicationdevice, as shown and described.
FIG. 1 is a front perspective view of a mobile communication device, in accordance with the present invention;
FIG. 2 is a top perspective view of the mobile communication device of FIG. 1;
FIG. 3 is a left side view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a bottom side view thereof;
FIG. 6 is a topside side view thereof;
FIG. 7 is a front view thereof; and,
FIG. 8 is a rear view thereof.
The broken lines shown in FIG. 1, showing a stand feature, depict environmental structure that forms no part of the claimed design. All other broken lines depict portions of the mobile communication device that form no part of the claimed design.