AOSP/Email and AOSP/UnfiedEmail - Added back call to uiaccounts.
+ Added android.permission.FOREGROUND_SERVICE for UnfiedEmail and changed the
  code accordingly to work with API level 28.

Bug: 138276176
Bug: 119499886

Test: manual - Ran the following tests on Pixel phone. Tested the email UI.

$ make -j 40
$ make UnifiedEmail -j
$ make Email -j
$ make EmailTests -j

$ ls -l out/target/product/marlin/testcases/Email/arm64/Email.apk out/target/product/marlin/testcases/EmailTests/arm64/EmailTests.apk
  -rw-r--r-- 1 rtenneti primarygroup 6275529 Aug 15 11:33 out/target/product/marlin/testcases/Email/arm64/Email.apk
  -rw-r--r-- 1 rtenneti primarygroup  389599 Aug 15 11:42 out/target/product/marlin/testcases/EmailTests/arm64/EmailTests.apk

$ adb install -r -d -g out/target/product/marlin/testcases/Email/arm64/Email.apk
$ adb install -r -d -g out/target/product/marlin/testcases/EmailTests/arm64/EmailTests.apk
$ adb shell am instrument -w com.android.email.tests
  Time: 6.543
  OK (157 tests)

$ atest EmailTests
  Summary
  -------
  EmailTests: Passed: 157, Failed: 0, Ignored: 0, Assumption Failed: 0
  All tests passed!

Change-Id: I6593b5dad3a5e79bba41a645f17e74af20d16a3c
2 files changed