Remove unnecessary usings

Author: GrahamTheCoder

CodeConverter/CSharp/CommonConversions.cs

@@ -9,17 +9,12 @@
 using ArgumentListSyntax = Microsoft.CodeAnalysis.VisualBasic.Syntax.ArgumentListSyntax;
 using ArrayRankSpecifierSyntax = Microsoft.CodeAnalysis.CSharp.Syntax.ArrayRankSpecifierSyntax;
 using ArrayTypeSyntax = Microsoft.CodeAnalysis.CSharp.Syntax.ArrayTypeSyntax;
-using CSharpExtensions = Microsoft.CodeAnalysis.CSharp.CSharpExtensions;
 using ExpressionSyntax = Microsoft.CodeAnalysis.CSharp.Syntax.ExpressionSyntax;
-using SyntaxFactory = Microsoft.CodeAnalysis.CSharp.SyntaxFactory;
-using SyntaxFacts = Microsoft.CodeAnalysis.CSharp.SyntaxFacts;
 using SyntaxKind = Microsoft.CodeAnalysis.VisualBasic.SyntaxKind;
 using TypeSyntax = Microsoft.CodeAnalysis.CSharp.Syntax.TypeSyntax;
 using VariableDeclaratorSyntax = Microsoft.CodeAnalysis.VisualBasic.Syntax.VariableDeclaratorSyntax;
 using VisualBasicExtensions = Microsoft.CodeAnalysis.VisualBasic.VisualBasicExtensions;
 using CSSyntaxKind = Microsoft.CodeAnalysis.CSharp.SyntaxKind;
-using ITypeSymbol = Microsoft.CodeAnalysis.ITypeSymbol;
-using TypeInfo = Microsoft.CodeAnalysis.TypeInfo;
 
 namespace ICSharpCode.CodeConverter.CSharp;
 
@@ -349,7 +344,7 @@ public SyntaxTokenList ConvertModifiers(SyntaxNode node, IReadOnlyCollection<Syn
         if (implicitVisibility && !isPartial) declaredAccessibility = Accessibility.NotApplicable;
         var modifierSyntaxs = ConvertModifiersCore(declaredAccessibility, modifiers, context)
             .Concat(extraCsModifierKinds.Select(SyntaxFactory.Token))
-            .Where(t => CSharpExtensions.Kind(t) != CSSyntaxKind.None)
+            .Where(t => t.Kind() != CSSyntaxKind.None)
             .OrderBy(m => SyntaxTokenExtensions.IsKind(m, CSSyntaxKind.PartialKeyword));
         return SyntaxFactory.TokenList(modifierSyntaxs);
     }

CodeConverter/CSharp/DeclarationNodeVisitor.cs

@@ -3,10 +3,8 @@
 using Microsoft.CodeAnalysis.CSharp;
 using Microsoft.CodeAnalysis.CSharp.Syntax;
 using Microsoft.CodeAnalysis.Editing;
-using StringComparer = System.StringComparer;
 using SyntaxFactory = Microsoft.CodeAnalysis.CSharp.SyntaxFactory;
 using CSSyntaxKind = Microsoft.CodeAnalysis.CSharp.SyntaxKind;
-using SyntaxToken = Microsoft.CodeAnalysis.SyntaxToken;
 using Microsoft.CodeAnalysis.VisualBasic;
 using ICSharpCode.CodeConverter.Util.FromRoslyn;
 

CodeConverter/CSharp/ExpressionNodeVisitor.cs

@@ -8,9 +8,6 @@
 using Microsoft.CodeAnalysis.Simplification;
 using Microsoft.VisualBasic;
 using Microsoft.VisualBasic.CompilerServices;
-using IOperation = Microsoft.CodeAnalysis.IOperation;
-using SyntaxFactory = Microsoft.CodeAnalysis.CSharp.SyntaxFactory;
-using SyntaxKind = Microsoft.CodeAnalysis.CSharp.SyntaxKind;
 
 namespace ICSharpCode.CodeConverter.CSharp;
 

CodeConverter/VB/CommentConvertingVisitorWrapper.cs

@@ -1,7 +1,5 @@
 using Microsoft.CodeAnalysis.CSharp;
 using Microsoft.CodeAnalysis.VisualBasic;
-using VbSyntax = Microsoft.CodeAnalysis.VisualBasic.Syntax;
-using CsSyntax = Microsoft.CodeAnalysis.CSharp.Syntax;
 using SyntaxFactory = Microsoft.CodeAnalysis.VisualBasic.SyntaxFactory;
 
 namespace ICSharpCode.CodeConverter.VB;
@@ -33,10 +31,10 @@ public T Accept(SyntaxNode csNode, bool addSourceMapping)
     private static T WithSourceMapping(SyntaxNode csNode, T converted)
     {
         switch (csNode) {
-            case CsSyntax.AttributeListSyntax _:
+            case CSSyntax.AttributeListSyntax _:
                 converted = converted.WithPrependedLeadingTrivia(SyntaxFactory.CarriageReturnLineFeed);
                 break;
-            case CsSyntax.CompilationUnitSyntax csCus when converted is VbSyntax.CompilationUnitSyntax vbCus:
+            case CSSyntax.CompilationUnitSyntax csCus when converted is VBSyntax.CompilationUnitSyntax vbCus:
                 converted = (T) (object) vbCus.WithEndOfFileToken(
                     vbCus.EndOfFileToken.WithConvertedLeadingTriviaFrom(csCus.EndOfFileToken).WithSourceMappingFrom(csCus.EndOfFileToken)
                 );