Bot update!

scripts/common/chromium_utils.py

Index: scripts/common/chromium_utils.py
diff --git a/scripts/common/chromium_utils.py b/scripts/common/chromium_utils.py
index 8dc99953232fa102b82125a086a3d7ad944ad5bc..426f4d65ebfdb1deab395dda6b9a2d53c72d6286 100644
--- a/scripts/common/chromium_utils.py
+++ b/scripts/common/chromium_utils.py
@@ -407,6 +407,11 @@ def RemoveDirectory(*path):
   if not os.path.exists(file_path):
     return
 
+  if os.path.isfile(os.path.join(file_path, 'update.flag')):
+    print 'update.flag file found.  This means "bot update" ran and acquired'
+    print 'a git checkout already.  Skipping this step.'

[agable, 2014/02/07 04:47:40]

Not sure I like this phrasing. Maybe

"update.flag file found: assuming bot_update has run and checkout is in a
consistent state. No actions will be performed."

[Ryan Tseng, 2014/02/07 21:23:07]

Done.

+    return
+
   if sys.platform == 'win32':
     # Give up and use cmd.exe's rd command.
     file_path = os.path.normcase(file_path)