public void setSourceFile(DomainFile file, PluginTool tool) {
		this.sourceFile = file;
		if (isProgramInvalidForFile(file, sourceProgram)) {
			sourceProgram.release(tool);
			sourceProgram = null;
		}
	}
Wizard data used by the {@link VTNewSessionWizardModel} and its steps for the "create new version
tracking session" wizard.
Ghidra/Features/VersionTracking/src/main/java/ghidra/feature/vt/gui/wizard/session/NewSessionData.java