public void setHelpLocation(HelpLocation helpLocation) {
		this.helpLocation = helpLocation;
		HelpService helpService = DockingWindowManager.getHelpService();
		helpService.registerHelp(this, helpLocation);

		if (showProviderAction != null) {
			showProviderAction.setHelpLocation(helpLocation);
		}
	}
Returns the general HelpLocation for this provider.  Should return null only if no
help documentation exists.

@return the help location
Ghidra/Framework/Docking/src/main/java/docking/ComponentProvider.java