@Override
	protected boolean doSaveTool() {
		if (autoSave) {
			return super.doSaveTool(); // default handling
		}

		// old style of exiting - prompt to save if we are dirty
		if (hasConfigChanged()) {
			if (promptUserToSave()) {
				saveTool();
			}
		}
		return true;
	}
We need to do this here, since our parent constructor calls methods on us that need the 
extension manager.
@return the extension manager
Ghidra/Framework/Project/src/main/java/ghidra/framework/project/tool/GhidraTool.java