The ornamental design for a hedge trimmer, as shown and described.
FIG. 1 is a left rear perspective view of a hedge trimmer in accordance with the claimed design;
FIG. 2 is a bottom right perspective view of the design of FIG. 1;
FIG. 3 is a left side elevation view of the design of FIG. 1;
FIG. 4 is a right side elevation view of the design of FIG. 1;
FIG. 5 is a top plan view of the design of FIG. 1;
FIG. 6 is a bottom plan view of the design of FIG. 1;
FIG. 7 is a rear elevation view of the design of FIG. 1; and,
FIG. 8 is a front elevation view of the design of FIG. 1.
The broken lines in the drawings illustrate portions of the hedge trimmer and form no part of the claimed design.
The dot-dash broken lines in the figures immediately adjacent the solid lines represent a boundary between claimed and unclaimed subject matter and form no part of the claimed design.