This was recently removed as part of un-exposing telephony mainline related APIs (b/146983487), but being added back in R as GMSCore already uses it (b/151742706). Test: TH Bug: 151742706 Bug: 146983487 Merged-in: If4e8e87c7dfbb261ee3abfec2a4774980c24d0c2 Change-Id: If4e8e87c7dfbb261ee3abfec2a4774980c24d0c2 (cherry picked from commit 1c6679a3adf72fa4e2d3b8152ea3641f05b86d3e)