Don't maintain our own checked status in DeletionPreferences.

By doing this, we can rely on the CheckBoxPreference's functionality
for retaining checked status across rotations. This means that
if the deletion preference is checked after a rotation, it
properly reports its freeable bytes.

Bug: 29994332
Change-Id: I032a8aa6b250c865a5425b0feabbdd14df5eaa53
1 file changed
tree: 5cdf763e018bbb1a87b9d3c2d832637c92d11b9e
  1. res/
  2. src/
  3. tests/
  4. Android.mk
  5. AndroidManifest.xml
  6. proguard.cfg