Replace PendingIntent @hide APIs

Connectivity service module is using some PendingIntent @hide
APIs but they are not able to call after CS becomes a mainline
module. Thus, replace them with similar System APIs.

Bug: 170593746
Test: atest FrameworksNetTests
      Manually test notifications can show normally.
Change-Id: I92ab7216f5fd46d449b6d8f80d3441f8966ac890
2 files changed
tree: cd6b9e21cb9f23b324a606e0b1e81fc4e8fd1024
  1. core/
  2. services/
  3. tests/