Microsoft.CodeAnalysis.UseNullPropagation.AbstractUseNullPropagationCodeFixProvider<TSyntaxKind, TExpressionSyntax, TStatementSyntax, TConditionalExpressionSyntax, TBinaryExpressionSyntax, TInvocationExpressionSyntax, TConditionalAccessExpressionSyntax, TElementAccessExpressionSyntax, TMemberAccessExpressionSyntax, TElementBindingExpressionSyntax, TIfStatementSyntax, TExpressionStatementSyntax, TElementBindingArgumentListSyntax>.TryGetBlock(Microsoft.CodeAnalysis.SyntaxNode, out TStatementSyntax)