private void setupOptions() {
		String OPTIONS_TITLE = GhidraOptions.CATEGORY_BROWSER_FIELDS;
		ToolOptions opt = tool.getOptions(OPTIONS_TITLE);
		opt.registerThemeColorBinding(DIFF_HIGHLIGHT_COLOR_NAME, diffHighlightColor.getId(),
			new HelpLocation("CodeBrowserPlugin", "Browser_Fields"),
			"Color used to highlight differences between two programs.");
		opt.addOptionsChangeListener(this);

		isHighlightCursorLine = opt.getBoolean(GhidraOptions.HIGHLIGHT_CURSOR_LINE, false);
	}
Reload the marked differences in the diff panel.
Ghidra/Features/ProgramDiff/src/main/java/ghidra/app/plugin/core/diff/ProgramDiffPlugin.java