Constructs a RefreshingSessionAWSCredentials object.
The passed-in AmazonSecurityTokenService is used to refresh credentials.

C# |
public RefreshingSessionAWSCredentials( string awsAccessKeyId, string awsSecretAccessKey, AmazonSecurityTokenServiceConfig stsConfig )

- awsAccessKeyId (String)
- AWS Access Key ID
- awsSecretAccessKey (String)
- AWS Secret Access Key
- stsConfig (AmazonSecurityTokenServiceConfig)
- Config object used for the constructed AmazonSecurityTokenService.