Handheld electronic device

FIG. 1 is a front perspective view of a handheld electronic device showing the new design;

FIG. 2 is a back perspective view of the handheld electronic device of FIG. 1 ;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a back elevational view thereof;

FIG. 5 is a right elevational view thereof;

FIG. 6 is a left elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines shown in the drawings are for the purpose of illustrating unclaimed portions of the handheld electronic device and form no part of the claimed design.