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fixed typo
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@@ -34,7 +34,7 @@ $.extend(actionButtonInputBinding, {
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// to check (and store) the previous icon, we look for a $el child
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// object that has an i tag, and some (any) class (this prevents
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// italicized text - which has an i tag but, usually, no class -
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// from being mistankenly selected)
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// from being mistakenly selected)
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if ($el.find('i[class]').length > 0) {
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var icon_html = $el.find('i[class]')[0];
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icon = $(icon_html).prop('outerHTML');
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