The ornamental design for a surveillancecamerahousing, as shown and described.
FIG. 1 is a front and right perspective view of a surveillance camera housing showing our new design;
FIG. 2 is a left elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right elevational view thereof;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The broken lines showing various mounting portions of a surveillance camera housing are for illustrative purposes only and form no part of the claimed design.