The ornamental design for a scented pillowliner, as shown and described.
FIG. 1 is a perspective view of the top side of a scented pillow liner showing my new design;
FIG. 2 is a top view of the scented pillow liner;
FIG. 3 is a detailed view of a rounded edge of the scented pillow liner including a snakelike compressed section having depth;
FIG. 4 is a bottom view of the scented pillow liner;
FIG. 5 is a side edge view of the scented pillow liner, the left and right side edges being mirror images of one another;
FIG. 6 is a front edge view of the scented pillow liner, the rear edge being a mirror image of the front edge;
FIG. 7 is a perspective view of the bottom side of the scented pillow liner; and,
FIG. 8 is a perspective view of the scented pillow liner including a partial phantom image thereof, the broken lines showing the environmental structure in FIG. 8 are for illustrative purposes only and form no part of the claimed design.