
I can't see this happening if I'm honest. I'd admire her ambition, but I bet if you put 1000 people in a row only one or two of them (if you're lucky) would even know what WebOS is. While she's right in saying these things take time, Android would need to lose some serious traction before something like this would happen.
I believe it will continue to be a two horse race, with Windows Mobile getting a slice of the action too. What size of the slice, remains to be seen though.