Also add visibleAreaInset API to the FAB typical example now that the conflict between visibleAreaInsets and shapeGenerator is resolved.
PiperOrigin-RevId: 315233817
Two examples were using non-static storage for effectively static consts, causing the symbols to be available available across compilation units and resulting in linker errors when the symbols happen to collide across compilation units.
PiperOrigin-RevId: 305337107