Google Docs and Salesforce Integration?

Garett Rogers of the ZDNet blog, Googling Google has found some code in the source of Google Docs (nee Writely) that would seem to indicate a future integration with Salesforce.com:

Writely will also soon integrate with SalesForce.com in some way. This snippet of code calls an ajax function to "push" a document to SalesForce. Could it be something like the Excel Connector? Will it work with the Google OneBox for SalesForce?

Read the full post and see the code snippet.