Requests authorization of the given request token from the Google accounts service using the given verifier as
entered by the user.
this, token, token_secret and verifier are reffed/copied when
this method is called, so can safely be freed after this method returns.
For more details, see request_authorization, which is the synchronous version of this method.
When the operation is finished, callback will be called. You can then call
request_authorization_async.end to get the results of the operation.
| this | |
| token |
the request token returned by request_authentication_uri |
| token_secret |
the request token secret returned by request_authentication_uri |
| verifier |
the verifier entered by the user from the authentication page |
| cancellable |
an optional Cancellable, or null |
| callback |
a TaskReadyCallback to call when authorization is finished |
| user_data |
data to pass to the |