am f20623b2: Merge change I6983cab3 into eclair-mr2

Merge commit 'f20623b2b6f75ecbbe1ac5de4994dd2944083d7b' into eclair-mr2-plus-aosp

* commit 'f20623b2b6f75ecbbe1ac5de4994dd2944083d7b':
  Add saving/restoring state in CredentialInstaller and ...