Attempt to unbreak Oppo build by removing NavigationRingHelpers related features

We use an AOKP naviring and currently I do not feel like trying to find the AOKP equivlent for GESTURE_V_SCANCODE
If in demand once stable and building, this can be revisited

Change-Id: I806f7122f38a7a0f39728cce7ac03ff785665531