Electronic device adapter

FIG. 1 is a first bottom perspective view of an electronic device adapter;

FIG. 2 is a top perspective view thereof;

FIG. 3 is a second bottom perspective view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a left-side view thereof;

FIG. 7 is a right-side view thereof;

FIG. 8 is a top view thereof; and,

FIG. 9 is a bottom view thereof.

The broken lines depict portions of the electronic device adapter that form no part of the claimed design.