staging/android: move sync_file functions comments to sync.c

To keep comments in line with drivers/dma-buf/ move all sync_file comments
to sync.c.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2 files changed