If you read the whole article closely you'll find this: Google noted that the FBI may “obtain ‘the name, address, length of service, and local and long distanc

If you read the whole article closely you'll find this: Google noted that the FBI may “obtain ‘the name, address, length of service, and local and long distance toll billing records’ of a subscriber to a wire or electronic communications service. The FBI can’t use NSLs to obtain anything else from Google, such as Gmail content, search queries, YouTube videos or user IP addresses.” So inboxes are not being opened up for the FBI as part of these requests.