Revert parse5 v htmlparser2 conditions

htmlparser2 supports parse5 interface now

Author: CarsonF

lib/inline.js

@@ -251,15 +251,15 @@ function inlineDocument($, css, options) {
     props.sort(function(a, b) {
       return a.compareFunc(b);
     });
-    	
+
     var string = props
       .filter(function(prop) {
 
         // don't add css variables if we're resolving their values
         if (options.resolveCSSVariables && (prop.prop.indexOf('--') === 0) ) {
           return false;
         }
-        
+
         // Content becomes the innerHTML of pseudo elements, not used as a
         // style property
         return (prop.prop !== 'content');
@@ -469,10 +469,7 @@ function getStylesData($, options) {
   var styleDataList, styleData, styleElement;
   stylesList.each(function() {
     styleElement = this;
-    // the API for Cheerio using parse5 (default) and htmlparser2 are slightly different
-    // detect this by checking if .childNodes exist (as opposed to .children)
-    var usingParse5 = !!styleElement.childNodes;
-    styleDataList = usingParse5 ? styleElement.childNodes : styleElement.children;
+    styleDataList = styleElement.childNodes;
     if (styleDataList.length !== 1) {
       if (options.removeStyleTags) {
         $(styleElement).remove();
@@ -484,19 +481,15 @@ function getStylesData($, options) {
       results.push(styleData);
     }
     if (options.removeStyleTags && $(styleElement).attr('data-embed') === undefined) {
-      var text = usingParse5 ? styleElement.childNodes[0].nodeValue : styleElement.children[0].data;
+      var text = styleElement.childNodes[0].nodeValue;
       var preservedText = utils.getPreservedText(text, {
         mediaQueries: options.preserveMediaQueries,
         fontFaces: options.preserveFontFaces,
         keyFrames: options.preserveKeyFrames,
         pseudos: options.preservePseudos
       }, juiceClient.ignoredPseudos);
       if (preservedText) {
-        if (usingParse5) {
-          styleElement.childNodes[0].nodeValue = preservedText;
-        } else {
-          styleElement.children[0].data = preservedText;
-        }
+        styleElement.childNodes[0].nodeValue = preservedText;
       } else {
         $(styleElement).remove();
       }