@Override
	public Color getTokenHighlight(ClangToken token) {
		return null;
	}
The basic method clients must implement to determine if a token should be
highlighted. Returning a non-null Color will trigger the given token to be
highlighted.

@param token the token
@return the highlight color or null
Ghidra/Features/DecompilerDependent/src/main/java/ghidra/app/plugin/core/decompiler/taint/LabelHighlighterMatcher.java