Implementation of SplashScreenObserver for BeOS
Removed the nsNativeAppSupportBeOS class, as it was not doing anything, and was interfering with the ability for nsAppRunner to check if nsSplashScreenBeOS implemented the IObserver interface, which it now does.
r=cls (seawood@netscape.com)
a=asa (on behalf of drivers) for checin to trunk
Moving BApplication creation from libwidget_beos.so to main Mozilla app.
Thanks to Takashi Toyoshima <toyoshim@be-in.org> for the patch.
Bug #65425 r=Makoto Hamanaka <VYA04230@nifty.com>