Guard against crashes in <M devices for getDefaultDialerPackage call.

Since TelecomManager was hidden in L, calls to getDefaultDialerPackage
will crash. Furthermore, default dialer was not even a concept in
Android <M so return false for the isDefaultDialer check.

Bug: 25776171
Change-Id: I05c9f55b69bdbe1e07cf44886dbff29d99f36bbb
2 files changed
tree: 27334db56d58ea82150e865aff448e50f0f1b678
  1. res/
  2. src/
  3. tests/
  4. Android.mk
  5. AndroidManifest.xml
  6. proguard.flags