Chromium seems to be retaining old versions of installed extensions in the user data folder after the extensions are upgraded to newer versions.
I'm not sure if this behavior is intentional, or if some mechanism is already implemented to periodically purge old extensions, but a quick search of the issues list returned no matches. Filed http://crbug.com/28884. -- Chromium Discussion mailing list: [email protected] View archives, change email options, or unsubscribe: http://groups.google.com/group/chromium-discuss
