previously created bitmap, or restore a built-in bitmap.
*** New function 'set-fringe-bitmap-face' can now be used to set a
-specific face to be used for a specific fringe bitmap. Normally,
-this should be a face derived from the `fringe' face, specifying
-the foreground color as the desired color of the bitmap.
+specific face to be used for a specific fringe bitmap. The face is
+automatically merged with the `fringe' face, so normally, the face
+should only specify the foreground color of the bitmap.
*** There are new display properties, left-fringe and right-fringe,
that can be used to show a specific bitmap in the left or right fringe