tree 7a96f92ef2e7606c62e584b146652665cf14ea66
parent ebdf858cfd12bcc7c0bd8ea70515607d5fc829b2
author Robert Carr <racarr@google.com> 1539310023 -0700
committer Robert Carr <racarr@google.com> 1543370796 -0800

Replace InputWindowInfo#inputChannel with an IBinder token.

The IBinder token is now being used as the UUID for InputWindows.
We can pass it around without the channel to avoid unnecessary FD
parcelling, duping, and other juggling.

Test: Existing tests pass.
Bug: 80101428
Bug: 113136004
Bug: 111440400
Change-Id: I8eba3fa05f249b7dfcb5c3d9817241cbfe9ab76c