addToChangesMap(mProperties, oCondenserInfo, oChange) {
			if (!mProperties[oCondenserInfo.uniqueKey]) {
				oCondenserInfo.change = oChange;
				mProperties[oCondenserInfo.uniqueKey] = oCondenserInfo;
				oChange.condenserState = "select";
			} else {
				mProperties[oCondenserInfo.uniqueKey].oldestChange = oChange;
				oChange.condenserState = "delete";
			}
		}
Adds a LastOneWins change to the map with reduced changes if there is no change of that unique key already.

@param {Map} mProperties - Map with all reduced changes
@param {string} oCondenserInfo - Condenser information
@param {sap.ui.fl.apply._internal.flexObjects.FlexObject} oChange - Change instance