public boolean hasSecondaryHighlights(Function function) {
		return userHighlights.hasSecondaryHighlights(function);
	}
An value that is updated every time a new highlight is added.  This allows clients to
determine if a buffered update request is still valid.
@return the value
Ghidra/Features/Decompiler/src/main/java/ghidra/app/decompiler/component/ClangHighlightController.java