The ornamental design for a chandelier, as shown and described.
1. Chandelier
Fig. 1.1 is a perspective view of the chandelier; Fig. 1.2 is a front view thereof; Fig. 1.3 is a rear view thereof; Fig. 1.4 is a right view thereof; Fig. 1.5 is a left view thereof; Fig. 1.6 is a top view thereof; Fig. 1.7 is a bottom view thereof.
The broken lines shown in the drawings illustrate environmental structure and form no part of the claimed design.