void clearHighlights() {
		DecompilerHighlightService service =
			plugin.getTool().getService(DecompilerHighlightService.class);
		if (service == null) {
			Msg.showError(this, null, "DecompilerHighlightService not found",
				"DecompilerHighlightService not found.");
			return;
		}
		DecompilerHighlighter highlighter = service.createHighlighter(
			HighlightAndGraphAction.BSIM_FEATURE_HIGHLIGHTER_NAME, new ClearingHighlightMatcher());
		highlighter.applyHighlights();
	}
Clears any decompiler highlights associated with {@link BSimFeatureVisualizerPlugin}.
Ghidra/Features/BSimFeatureVisualizer/src/main/java/ghidra/bsfv/ClearDecompilerHighlightsAction.java