public void removeObject(Object obj, Address startAddr, Address endAddr) {
        long start = addrMap.getKey(startAddr);
        long end = addrMap.getKey(endAddr);
        removeRange(obj, start, end);
        coalesceRange(start, end);
    }
Removes any association with the given object and the given range of addresses.
@param obj the object to remove from associations in the given range.
@param startAddr the first address in the range.
@param endAddr the last address in the range.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/address/AddressObjectMap.java