GenericSource: reset mDecryptHandle when mDataSource is cleared. am: 09c291c838 am: 313358c747 am: 92b6cd8da9 am: 7b5564e251 am: 000321c7ee
am: fd72a5b9e1

* commit 'fd72a5b9e1b7d36d8afb116b8e08c28ad444c188':
  GenericSource: reset mDecryptHandle when mDataSource is cleared.