public virtual void PostWalkCodeUsingDeclaration(CodeUsingDeclarationSyntax codeUsingDeclarationSyntax) { }
		// CodeUsingDeclarationSyntax
		public virtual bool WalkCodeUsingDeclaration(CodeUsingDeclarationSyntax codeUsingDeclarationSyntax) { return DefaultWalk(codeUsingDeclarationSyntax); }