private void clearFallThroughOverride(Program program, Address address) {
		Instruction instruction = program.getListing().getInstructionAt(address);
		if (instruction != null) {
			instruction.clearFallThroughOverride();
		}
	}
Constructs a reference merger.
@param listingMergeMgr the listing merge manager that owns this merger.
Ghidra/Features/Base/src/main/java/ghidra/app/merge/listing/ReferenceMerger.java