protected void addToToolbar() {
		this.addToolbarAction = true;

		if (isTransient) {
			Msg.error(this, TRANSIENT_PROVIDER_TOOLBAR_WARNING_MESSAGE,
				ReflectionUtilities.createJavaFilteredThrowable());
			addToolbarAction = false;
		}
	}
Signals that this provider's action for showing the provider should appear in the main
toolbar
Ghidra/Framework/Docking/src/main/java/docking/ComponentProvider.java