am 26cb01e8: Merge "Use explicit intent for installing credentials." into gingerbread

Merge commit '26cb01e880af5f23a58e4336facd30fa7d52581e' into gingerbread-plus-aosp

* commit '26cb01e880af5f23a58e4336facd30fa7d52581e':
  Use explicit intent for installing credentials.