Associate device id with isSlippery

Because we have supported multi-device event streams in the
InputDispatcher, but there are still some logics that use the previous
single-device stream logic. Here, associating isSlippery with deviceId
can solve event slip to wrong window.

Bug: 328553381
Test: atest inputflinger_tests

Change-Id: I7319d7e7f897c86975708ff3063a52b48c91888b
Signed-off-by: Linnan Li <lilinnan@xiaomi.corp-partner.google.com>
4 files changed