Update showCallScreen & isInAPhoneCall to use PhoneManager.

Change-Id: Ibe6900a0560611346d4ec8e109349b0c82c8a463
2 files changed
tree: 5f491552c979b7d07dc46661d8515a65c631fc2e
  1. res/
  2. src/
  3. tests/
  4. Android.mk
  5. AndroidManifest.xml
  6. proguard.flags