I haven't found any more advanced approach to finding unused JS
functions, but this seems to produce at least some results, so better
than nothing.
There is nothing new to remove though, the last round of cleanup has
removed what was there to remove.
Signed-off-by: Jan Holesovsky <kendy@collabora.com>
Change-Id: If39fecb7781cc78b30cb95da354c71d3547b7ae7
