Umbraco-CMS/src/Umbraco.Abstractions/Persistence/Repositories/IPartialViewMacroRepository.cs

namespace Umbraco.Core.Persistence.Repositories
{
    // this only exists to differentiate with IPartialViewRepository in IoC
    // without resorting to constants, names, whatever - and IPartialViewRepository
    // is implemented by PartialViewRepository and IPartialViewMacroRepository by
    // PartialViewMacroRepository - just to inject the proper filesystem.
    public interface IPartialViewMacroRepository : IPartialViewRepository
    { }
}