synchronized void endUpdate() {
		if (--updateInProgressCount == 0 && updateRefreshRequired) {
			refresh();
		}
	}
Decrement updateInProgressCount indicating that an update operation has completed and 
check the updateRefreshReqd flag and perform refresh if needed.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/function/FunctionDB.java