* changes: [automerger] Optimise the hit test algorithm am:71ecf5bd5cam:42eaa8f932am:a72cb45f89am:f5d69aa775[automerger] Optimise the hit test algorithm am:71ecf5bd5cam:42eaa8f932am:a72cb45f89[automerger] Optimise the hit test algorithm am:71ecf5bd5cam:42eaa8f932[automerger] Optimise the hit test algorithm am:71ecf5bd5cOptimise the hit test algorithm