Flesh out the syntax fact services.

src/Workspaces/CSharp/Portable/LanguageServices/CSharpSyntaxFactsService.cs

@@ -1795,13 +1795,16 @@ public void GetPartsOfAssignmentStatement(SyntaxNode statement, out SyntaxNode l
         }
 
         public SyntaxNode GetNameOfMemberAccessExpression(SyntaxNode memberAccessExpression)
-        {
-            return ((MemberAccessExpressionSyntax)memberAccessExpression).Name;
-        }
+            => ((MemberAccessExpressionSyntax)memberAccessExpression).Name;
 
         public SyntaxToken GetOperatorTokenOfMemberAccessExpression(SyntaxNode memberAccessExpression)
+            => ((MemberAccessExpressionSyntax)memberAccessExpression).OperatorToken;
+
+        public void GetPartsOfMemberAccessExpression(SyntaxNode node, out SyntaxNode expression, out SyntaxNode name)
         {
-            return ((MemberAccessExpressionSyntax)memberAccessExpression).OperatorToken;
+            var memberAccess = (MemberAccessExpressionSyntax)node;
+            expression = memberAccess.Expression;
+            name = memberAccess.Name;
         }
 
         public SyntaxToken GetIdentifierOfSimpleName(SyntaxNode node)
@@ -1856,14 +1859,10 @@ public bool IsExpressionOfMemberAccessExpression(SyntaxNode node)
         }
 
         public SyntaxNode GetExpressionOfInvocationExpression(SyntaxNode node)
-        {
-            return ((InvocationExpressionSyntax)node).Expression;
-        }
+            => ((InvocationExpressionSyntax)node).Expression;
 
         public SyntaxNode GetExpressionOfAwaitExpression(SyntaxNode node)
-        {
-            return ((AwaitExpressionSyntax)node).Expression;
-        }
+            => ((AwaitExpressionSyntax)node).Expression;
 
         public bool IsPossibleTupleContext(SyntaxTree syntaxTree, int position, CancellationToken cancellationToken)
         {
@@ -1871,6 +1870,9 @@ public bool IsPossibleTupleContext(SyntaxTree syntaxTree, int position, Cancella
             return syntaxTree.IsPossibleTupleContext(token, position);
         }
 
+        public SyntaxNode GetExpressionOfExpressionStatement(SyntaxNode node)
+            => ((ExpressionStatementSyntax)node).Expression;
+
         private class AddFirstMissingCloseBaceRewriter: CSharpSyntaxRewriter
         {
             private readonly SyntaxNode _contextNode; 

src/Workspaces/Core/Portable/LanguageServices/SyntaxFactsService/ISyntaxFactsService.cs

@@ -86,7 +86,7 @@ internal interface ISyntaxFactsService : ILanguageService
         SyntaxNode GetNameOfMemberAccessExpression(SyntaxNode memberAccessExpression);
         SyntaxNode GetExpressionOfMemberAccessExpression(SyntaxNode memberAccessExpression);
         SyntaxToken GetOperatorTokenOfMemberAccessExpression(SyntaxNode memberAccessExpression);
-        void GetPartsOfMemberAccessExpression(SyntaxNode statement, out SyntaxNode expression, out SyntaxNode name);
+        void GetPartsOfMemberAccessExpression(SyntaxNode node, out SyntaxNode expression, out SyntaxNode name);
 
         bool IsSimpleMemberAccessExpression(SyntaxNode node);
         bool IsPointerMemberAccessExpression(SyntaxNode node);

src/Workspaces/VisualBasic/Portable/LanguageServices/VisualBasicSyntaxFactsService.vb

@@ -1546,5 +1546,15 @@ Namespace Microsoft.CodeAnalysis.VisualBasic
             Dim token = syntaxTree.FindTokenOnLeftOfPosition(position, cancellationToken)
             Return syntaxTree.IsPossibleTupleContext(token, position)
         End Function
+
+        Public Function GetExpressionOfExpressionStatement(node As SyntaxNode) As SyntaxNode Implements ISyntaxFactsService.GetExpressionOfExpressionStatement
+            Return DirectCast(node, ExpressionStatementSyntax).Expression
+        End Function
+
+        Public Sub GetPartsOfMemberAccessExpression(node As SyntaxNode, ByRef expression As SyntaxNode, ByRef name As SyntaxNode) Implements ISyntaxFactsService.GetPartsOfMemberAccessExpression
+            Dim memberAccess = DirectCast(node, MemberAccessExpressionSyntax)
+            expression = memberAccess.Expression
+            name = memberAccess.Name
+        End Sub
     End Class
 End Namespace
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