commitablectx: move dirs from workingctx

mercurial/context.py

@@ -1059,6 +1059,9 b' class commitablectx(basectx):'
             self._repo.dirstate.drop(f)
         self._repo.dirstate.setparents(node)
 
+    def dirs(self):
+        return self._repo.dirstate.dirs()
+
 class workingctx(commitablectx):
     """A workingctx object makes access to data related to
     the current working directory convenient.
@@ -1185,9 +1188,6 b' class workingctx(commitablectx):'
             finally:
                 wlock.release()
 
-    def dirs(self):
-        return self._repo.dirstate.dirs()
-
 class workingfilectx(basefilectx):
     """A workingfilectx object makes access to data related to a particular
        file in the working directory convenient."""