Fix multitouch issue where in some devices removal of second touch remov...

...es first touch as well.

Based on commit : https://github.com/Team-SennyC2/senny_kernel-3.4/commit/799c4125fbd6e78b47d429da504b5d87fc0e73ea

Change-Id: Ia1ad978d5330296dca4f94e3333a68932a89f107