Backporting necessary code to place calls on nonOEM devices

Added TelecomManagerCompat with methods necessary to start the InCallUI
without crashing.

Bug=25776171
Change-Id: I851f0252bdce9845e5211338637f16826479bc58
3 files changed
tree: ae687deb58a8c8a720968e904c54f553cf992114
  1. res/
  2. src/
  3. tests/
  4. Android.mk
  5. AndroidManifest.xml
  6. proguard.flags