Microsoft.CodeAnalysis.ChangeNamespace.AbstractChangeNamespaceService<TCompilationUnitSyntax, TMemberDeclarationSyntax, TNamespaceDeclarationSyntax, TNameSyntax, TSimpleNameSyntax, TCrefSyntax>.ChangeNamespaceDeclaration(TCompilationUnitSyntax, System.Collections.Immutable.ImmutableArray<System.String>, System.Collections.Immutable.ImmutableArray<System.String>)