private void updateWindowSize(WindowPresentation presentation) {
		if (windowSize == null) {
			return;
		}

		presentation.createHelpWindow();
		presentation.setSize(windowSize);
	}
Create zoom in/out buttons on the default help window toolbar.
@param jHelp the java help object used to retrieve the help components
Ghidra/Framework/Help/src/main/java/help/GHelpBroker.java