Merge pull request #708 from amandle/no_hint_picker_before_nascar

Do not show the hint picker before the Auth Method Picker screen

Author: samtstern

auth/src/main/java/com/firebase/ui/auth/util/signincontainer/SignInDelegate.java

@@ -148,11 +148,6 @@ public void onResult(@NonNull CredentialRequestResult result) {
                                 status.getResolution().getIntentSender(),
                                 RC_CREDENTIALS_READ);
                         return;
-                    } else if (!getSupportedAccountTypes().isEmpty()) {
-                        mHelper.startIntentSenderForResult(
-                                status.getResolution().getIntentSender(),
-                                RC_CREDENTIALS_READ);
-                        return;
                     }
                 } catch (IntentSender.SendIntentException e) {
                     Log.e(TAG, "Failed to send Credentials intent.", e);