void readPass2(XmlPullParser parser, boolean isOverwritePrimary, TaskMonitor monitor)
			throws CancelledException {
		read(parser, isOverwritePrimary, 2, monitor);
	}
Process the symbol table section of the XML file.
@param parser xml reader
@param isOverwritePrimary true means to overwrite the primary symbol
if one already exists
@param monitor monitor that can be canceled
Ghidra/Features/Base/src/main/java/ghidra/app/util/xml/SymbolTableXmlMgr.java