The ornamental design for a fixturesupport, as shown and described.
In a preferred embodiment, the nature of this product is a fixture support such as in a support useful in a wall mountable lighted sconce.
FIG. 1 is a left, top, front perspective view of a fixture support according to my new design;
FIG. 2 is a left side elevational view thereof, the right side elevational view thereof being a mirror image of the left side shown;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof; and,
FIG. 6 is a rear elevational view thereof.
The broken line representations of shade environment in the figures and of rear mounting structure in FIG. 6 are for the purpose of illustration only, and form no part of the claimed design.