am e2e89382: Merge change 22636 into eclair

Merge commit 'e2e89382d675dee0b3dc2db981064c3d14fa8ac7' into eclair-plus-aosp

* commit 'e2e89382d675dee0b3dc2db981064c3d14fa8ac7':
  Allow radio to modify net.ppp* properties for dns