The Crypto provider providing the SHA1PRNG algorithm for random number
generation was deprecated.
This algorithm was sometimes incorrectly used to derive keys.
This example provides a helper class and shows how to treat data that
was encrypted in the incorrect way and re-encrypt it in a proper way.
Bug: 27873296
Change-Id: I92d2fd4ebb07d5823de31f5a199e23b1dba4836e
