VsTeXProject.VisualStudio.Project.BuildDependency.GetReferencedHierarchy C# (CSharp) Method

        private IVsHierarchy GetReferencedHierarchy()
        {
            IVsHierarchy hierarchy = null;

            if (referencedProjectGuid == Guid.Empty || projectMgr == null || projectMgr.IsClosed)
            {
                return hierarchy;
            }

            return VsShellUtilities.GetHierarchy(projectMgr.Site, referencedProjectGuid);
        }