Remove legacy code commented in #554

Author: JonathanMagnan

src/HtmlAgilityPack.Shared/HtmlAttribute.cs

@@ -36,8 +36,6 @@ public class HtmlAttribute : IComparable
         internal string _value;
         internal int _valuelength;
         internal int _valuestartindex; 
-        //internal bool _isFromParse;
-        //internal bool _hasEqual;
         private bool? _localUseOriginalName;
 
         #endregion
@@ -291,8 +289,6 @@ public HtmlAttribute Clone()
             att._quoteType = _quoteType;
             att.InternalQuoteType = InternalQuoteType;
 
-            //att._isFromParse = _isFromParse;
-            //att._hasEqual = _hasEqual;
             return att;
         }
 

src/HtmlAgilityPack.Shared/HtmlDocument.cs

@@ -1525,7 +1525,6 @@ private void Parse()
                         if (_c == '=')
                         {
                             PushAttributeNameEnd(_index - 1);
-                            //_currentattribute._hasEqual = true;
                             _state = ParseState.AttributeAfterEquals;
                             continue;
                         }
@@ -1573,7 +1572,6 @@ private void Parse()
 
                         if (_c == '=')
                         {
-                            //_currentattribute._hasEqual = true;
                             _state = ParseState.AttributeAfterEquals;
                             continue;
                         }

src/HtmlAgilityPack.Shared/HtmlNode.cs

@@ -2346,13 +2346,12 @@ internal void WriteAttribute(TextWriter outText, HtmlAttribute att)
 			}
 
 			var quoteType = OwnerDocument.GlobalAttributeValueQuote ?? att.QuoteType;
-			//var isWithoutValue = quoteType == AttributeValueQuote.WithoutValue
-			//			 || (quoteType == AttributeValueQuote.Initial && att._isFromParse && !att._hasEqual && string.IsNullOrEmpty(att.XmlValue));
 
-			if (quoteType == AttributeValueQuote.Initial/* && !(att._isFromParse && !att._hasEqual && string.IsNullOrEmpty(att.XmlValue))*/)
+			if (quoteType == AttributeValueQuote.Initial)
 			{
 				quoteType = att.QuoteType;
 			}
+
 			var isWithoutValue = quoteType == AttributeValueQuote.WithoutValue;
 
             string name;