Fix uploading binary files to rietveld.

third_party/upload.py

 #!/usr/bin/env python
 # coding: utf-8
 #
 # Copyright 2007 Google Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
 #     http://www.apache.org/licenses/LICENSE-2.0
@@ skipping 434 matching lines @@
     old_timeout = socket.getdefaulttimeout()
     socket.setdefaulttimeout(timeout)
     try:
       tries = 0
       while True:
         tries += 1
         args = dict(kwargs)
         url = "%s%s" % (self.host, request_path)
         if args:
           url += "?" + urllib.urlencode(args)
-        req = self._CreateRequest(url=url, data=payload)
+        req = self._CreateRequest(url=url.encode("utf-8"), data=payload)
         req.add_header("Content-Type", content_type)
         if extra_headers:
           for header, value in extra_headers.items():
             req.add_header(header, value)
         try:
           f = self.opener.open(req)
           response = f.read()
           f.close()
           return response
         except urllib2.HTTPError, e:
@@ skipping 2186 matching lines @@
     os.environ['LC_ALL'] = 'C'
     RealMain(sys.argv)
   except KeyboardInterrupt:
     print
     StatusUpdate("Interrupted.")
     sys.exit(1)
 
 
 if __name__ == "__main__":
   main()