Remove private references to isUriNumber and getUsernameFromUriNumber

These methods in PhoneNumberUtils are pretty specific, so don't make them
public APIs. Instead, use the methods already in PhoneNumberhelper.

Bug: 6948882
Change-Id: I487593543eba526c64588d9a3e70b19b4ed941ab
6 files changed
tree: c7a4bb79e1eb9b0d5c6555e095fad7836db47aea
  1. res/
  2. src/
  3. tests/
  4. Android.mk
  5. AndroidManifest.xml
  6. proguard.flags