httpconnection: convert url to bytes in readauthforuri

This method is sometimes called by the stdlib, so we just need to
accept both bytes and unicodes here. Awesome.

Differential Revision: https://phab.mercurial-scm.org/D2598

mercurial/httpconnection.py

@@ -14,6 +14,7 b' import os'
 
 from .i18n import _
 from . import (
+    pycompat,
     util,
 )
 
@@ -62,6 +63,7 b' class httpsendfile(object):'
 
 # moved here from url.py to avoid a cycle
 def readauthforuri(ui, uri, user):
+    uri = pycompat.bytesurl(uri)
     # Read configuration
     groups = {}
     for key, val in ui.configitems('auth'):