The ornamental design for a paintrollertray, as shown and described.
FIG. 1 is a top perspective view of a paint roller tray according to the present invention;
FIG. 2 is a cross-sectional perspective view of the paint roller tray as shown in FIG. 1 bisected along the longitudinal axis;
FIG. 3 is an exploded perspective view of a paint roller tray as shown in FIG. 1, the front and rear portions being separated and it being understood that the interior surface of each side is identical;
FIG. 4 is a side view of a paint roller tray bisected along the longitudinal axis; and,
FIG. 5 is an enlarged view thereof taken from FIG. 4.
The broken lines are for the purpose of showing environment, and form no part of the claimed design.