VIRO-1480 Ensure we can exit AR (Bridge)
VIRO-1480 Ensure we can exit AR (Bridge)

Pause the VROViewAR when we are invalidated


Former-commit-id: d6c69ea52610ad757902e7688655bd749dcea357
viromedia/viro,viromedia/viro,viromedia/viro,viromedia/viro