@Override
	public boolean delete() {
		boolean keepReferences = !isExternal();
		return delete(keepReferences);
	}
Constructs a new CodeSymbol for a default/dynamic label.
@param mgr the symbol manager
@param cache symbol object cache
@param addr the address associated with the symbol
@param key this must be the absolute encoding of addr
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/symbol/CodeSymbol.java