Revert "InCallUI: Enable Speaker on Proximity (3/3)"

This reverts commit ed1b476e1c4f8984ec5c458ba923d0a2cda1a505.
Automatic translation import

Change-Id: I4761a50d4b1bb02048c51b8ea2132423e841cb05
InCallUI: Enable Speaker on Proximity (3/3)

PS2: Recommendation From Peter Gregus
	on fetching proximity values
PS3: Ensure listener is destroyed
	&& attempt to fix issues with
	headsets still allowing the
	setting to activate...
===
restoring abandoned commit from:
https://gerrit.slimroms.net/#/c/15839/
PS: Fix logic

Change-Id: I2f0aab1dc66ed8297249e0858207ddaf63ef0d35
Merge remote-tracking branch 'slim/kk4.4' into kk44s-test