Handheld electronic device

FIG. 1 is a front perspective view of a handheld electronic device;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a back elevational view thereof;

FIG. 4 is a right elevational view thereof;

FIG. 5 is a left elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The portions of the handheld electronic device shown in broken lines are included for the purpose of illustrating environment and form no part of the claimed design; any boundaries created by broken lines are unclaimed.