The ornamental design for a mirrorassembly, as shown and described.
FIG. 1 is a top-front perspective view of a mirror assembly according to a first embodiment of our design;
FIG. 2 is a bottom-rear perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a back view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is a right side view thereof; and,
FIG. 8 is a left side view thereof.
Broken lines are environmental only and form no part of the claimed design.
Dash-dot lines adjacent un-shaded areas represent bounds of the claimed design and form no part of the claimed design themselves.
The stippling in the Figures is shading and does not represent surface ornamentation. Applicant reserves the right to replace the stippling with lined shading consistent therewith by later amendment.