fix string representations of ClusterComplex and SubwordComplex

Author: infmagic2047

src/sage/combinat/cluster_complex.py

@@ -223,9 +223,9 @@ def __init__(self, W, k, coxeter_element, algorithm):
         self._w0 = w
         self._k = k
         if k == 1:
-            self._custom_name = 'Cluster complex'
+            self._name = 'Cluster complex'
         else:
-            self._custom_name = 'Multi-cluster complex'
+            self._name = 'Multi-cluster complex'
 
         self.set_immutable()
 
@@ -271,7 +271,7 @@ def _repr_(self):
             sage: ClusterComplex(['A', 2])._repr_()
             "Cluster complex of type ['A', 2] with 5 vertices and 5 facets"
         """
-        name = self._custom_name
+        name = self._name
         name += (' of type %s with %s vertices and %s facets'
                  % (self.cartan_type(), len(self.vertices()),
                     len(self._facets)))

src/sage/combinat/subword_complex.py

@@ -1131,7 +1131,7 @@ def __init__(self, Q, w, algorithm="inductive"):
         SimplicialComplex.__init__(self, maximal_faces=Fs,
                                    maximality_check=False,
                                    category=cat)
-        self._custom_name = 'Subword complex'
+        self._name = 'Subword complex'
         self._W = W
         try:
             T = W.coxeter_matrix().coxeter_type()