The ornamental design for a heatedhairroller, as shown and described.
FIG. 1 is a front view of the heated hair roller of the invention;
FIG. 2 is a back view of the heated hair roller shown in FIG. 1;
FIG. 3 is a first side view of the heated hair roller shown in FIG. 1;
FIG. 4 is a second side view of the heated hair roller shown in FIG. 1;
FIG. 5 is a top view of the heated hair roller shown in FIG. 1; and;
FIG. 6 is a bottom view of the heated hair roller shown in FIG. 1, including environmental structure depicted with broken lines, said broken lines forming no part of the claimed design; and,
FIG. 7 is a front perspective view of the heated hair roller shown in FIG. 1.