Web authorizationCode and identityToken returns null.

[keremkabiloglu]

On the web side authorizationCode and identityToken always returns null.

I think problematic code is below:

final authorizationCode = deeplink.**queryParameters['code']**;

code and id_token keys are in authorization object.

Like that:

"authorization": { "code": "xxxx", "id_token": "xxx" }