repo classes: remove unused dev() method

mercurial/bundlerepo.py

@@ -221,9 +221,6 b' class bundlerepository(localrepo.localre'
     def url(self):
         return self._url
 
-    def dev(self):
-        return -1
-
     def file(self, f):
         if not self.bundlefilespos:
             self.bundlefile.seek(self.filestart)

mercurial/localrepo.py

@@ -450,9 +450,6 b' class localrepository(repo.repository):'
             pass
         raise repo.RepoError(_("unknown revision '%s'") % key)
 
-    def dev(self):
-        return os.lstat(self.path).st_dev
-
     def local(self):
         return True
 

mercurial/remoterepo.py

@@ -8,11 +8,7 b''
 import repo
 
 class remoterepository(repo.repository):
-    def dev(self):
-        return -1
-
-    def local(self):
-        return False
+    pass
 
 class remotelock(object):
     def __init__(self, repo):

mercurial/repo.py

@@ -40,4 +40,3 b' class repository(object):'
 
     def cancopy(self):
         return self.local()
-

mercurial/statichttprepo.py

@@ -74,9 +74,6 b' class statichttprepository(localrepo.loc'
     def url(self):
         return 'static-' + self._url
 
-    def dev(self):
-        return -1
-
     def local(self):
         return False