The ornamental design for a scraper, as shown and described.
FIG. 1 is a front view thereof, a rear view being identical thereto;
FIG. 2 is a top view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is a right view thereof, a left side view being identical thereto; and,
FIG. 5 is a front, right perspective view thereof.
With reference to FIGS. 1 and 5, the broken lines illustrated in drawings show a blade for the scraper and are for illustrative purposes only and form no part of the claimed design.
The scraper contains four raised projections or bumps (see FIGS. 1-3 and 5) and two similarly sized holes (see FIGS. 1 and 5).