Revert "remove unnecessary bind"
Revert "remove unnecessary bind"

Turns out it was necessary after all.
This reverts commit ea7a9d58a592c0beeeb3840b38a7c4d73c69acd1.

eadlam/roslibjs,kbendick/roslibjs,DLu/roslibjs,kbendick/roslibjs,BennyRe/roslibjs,chrisl8/roslibjs,chrisl8/roslibjs,BennyRe/roslibjs,harmishhk/roslibjs,DLu/roslibjs,jeansebbaklouti/roslibjs,DLu/roslibjs,eadlam/roslibjs,jeansebbaklouti/roslibjs,harmishhk/roslibjs,harmishhk/roslibjs,kbendick/roslibjs