FP3: Revert various unsupported features.

Drop new features and revert back to legacy constants, intents, extras.
FP3 won't receive updates to newer telephony stacks anymore; keep
maintaining the existing stack.

This is a combination of 4 commits.
This is the 1st commit message:

  Revert "IMS: Add support for ecnam information"

  This reverts commit 339813515b2610f6f06841dedadcb171b1a63244.

This is the commit message #2:

  Revert "IMS: Add support for computed audio quality"

  This reverts commit 4621efa4b8a2c09140322ced228ceac50a324e2b.

This is the commit message #3:

  Revert "IMS: FR71965 – Get DTMF data from an IMS call session."

  This reverts commit 6f60d532203d03d39504998f05b41d2d5bd2dac4.

This is the commit message #4:

  Revert "IMS: Define extras for Diversion info"

  This reverts commit 612636082917b7e8548c73f5fc8cbba6c9f99c12.

Issue: FP3-A13#56
Change-Id: I79525a4537cfe56e7dd23eef08b37e20d8c53dc8
2 files changed
tree: 77dcf11405922698fe31ca152f3e368d4c3032b5
  1. extphone/
  2. ims/
  3. internal/
  4. qti-hidl-wrapper/
  5. qti-utils/