RTEditor/src/main/java/com/onegravity/rteditor/effects/ParagraphEffect.java
protected void findSpans2Remove(Spannable str, Paragraph paragraph,
                                    ParagraphSpanProcessor<V> spanProcessor) {
        List<RTSpan<V>> spans = getSpans(str, paragraph, SpanCollectMode.EXACT);
        spanProcessor.removeSpans(spans, paragraph);
    }
protected void findSpans2Remove(Spannable str, Paragraph paragraph,
                                    ParagraphSpanProcessor<V> spanProcessor) {
        List<RTSpan<V>> spans = getSpans(str, paragraph, SpanCollectMode.EXACT);
        spanProcessor.removeSpans(spans, paragraph);
    }
Find spans within that paragraph and add them to the ParagraphSpanProcessor to be removed
once the ParagraphSpanProcessor processes its spans.