Fix autoupdate_unittest and xbuddy_unittest.

BUG=None
TEST=Unittest

Change-Id: I7d91516628bc826a54d4dc67ebe40321cfb31ede
Reviewed-on: https://gerrit.chromium.org/gerrit/66145
Commit-Queue: Joy Chen <joychen@chromium.org>
Reviewed-by: Joy Chen <joychen@chromium.org>
Tested-by: Joy Chen <joychen@chromium.org>
diff --git a/xbuddy.py b/xbuddy.py
index 1ee0f8c..d0e72bd 100644
--- a/xbuddy.py
+++ b/xbuddy.py
@@ -316,7 +316,7 @@
       # Determine if image is explicitly local or remote.
       is_local = True
       if path_list[0] in (REMOTE, LOCAL):
-        is_local = (path_list.pop(0) == REMOTE)
+        is_local = (path_list.pop(0) == LOCAL)
 
       # Set board.
       board = path_list.pop(0)
@@ -401,7 +401,7 @@
     try:
       _Log("Downloading '%s' from '%s'", artifact, gs_url)
       downloader.Downloader(self.static_dir, gs_url).Download(
-          [artifact])
+          [artifact], [])
     finally:
       with XBuddy._staging_thread_count_lock:
         XBuddy._staging_thread_count -= 1