When collapsing a panel without animating, it might be that an overscroll animating was still running, and thus expandedHeight != 0 even if we set expandedFraction manually to 0, which sets the state to STATE_OPEN again and tries to close it in an infinite loop. Bug: 15721600 Change-Id: I14e0ee43fb4a47286d618cc97581d4e4a98fb2a2