Throw SecurityException when secondary user attempts to access BlockedNumberProvider. am: 91df11043f
am: 13f79bc1ba

* commit '13f79bc1ba31693a315bc2112c2417cc73f6cc45':
  Throw SecurityException when secondary user attempts to access BlockedNumberProvider.

Change-Id: I26edadd43b84f6f64b508d900c95d6662781d7a7