Fix broken devserver -- missing import and wrong method for file->dir copy.

src/platform/dev/autoupdate.py

 # Copyright (c) 2009 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 from buildutil import BuildObject
 from xml.dom import minidom
 
 import os
+import shutil
 import web
 
 class Autoupdate(BuildObject):
-  # Basic functionality of handling ChromeOS autoupdate pings 
+  # Basic functionality of handling ChromeOS autoupdate pings
   # and building/serving update images.
   # TODO(rtc): Clean this code up and write some tests.
 
   def __init__(self, serve_only=None, test_image=False, *args, **kwargs):
     self.serve_only = serve_only
     if serve_only:
       web.debug('Autoupdate in "serve update images only" mode.')
     self.test_image=test_image
     super(Autoupdate, self).__init__(*args, **kwargs)
 
@@ skipping 62 matching lines @@
       web.debug('generating update image %s/update.gz' % image_path)
       mkupdate = '%s/mk_memento_images.sh %s' % (self.scripts_dir, image_file)
       web.debug(mkupdate)
       err = os.system(mkupdate)
       if err != 0:
         web.debug('failed to create update image')
         return False
     if not self.serve_only:
       web.debug('Found an image, copying it to static')
       try:
-        shutil.copyfile('%s/update.gz' % image_path, self.static_dir)
+        shutil.copy('%s/update.gz' % image_path, self.static_dir)
       except Exception, e:
         web.debug('Unable to copy update.gz from %s to %s' \
                   % (image_path, self.static_dir))
         return False
     return True
 
   def GetSize(self, update_path):
     return os.path.getsize(update_path)
 
   def GetHash(self, update_path):
@@ skipping 45 matching lines @@
       ok = self.BuildUpdateImage(latest_image_path)
       if ok != True:
         web.debug('Failed to build an update image')
         return self.GetNoUpdatePayload()
 
       hash = self.GetHash('%s/update.gz' % self.static_dir)
       size = self.GetSize('%s/update.gz' % self.static_dir)
 
       url = 'http://%s/static/update.gz' % hostname
       return self.GetUpdatePayload(hash, size, url)