tree a6a70b9ba761897fae00d06dd790c56b8d05a841
parent 2df0155a9727e770244d6becdf9125d5f7a843b3
author Wale Ogunwale <ogunwale@google.com> 1494950197 -0700
committer Wale Ogunwale <ogunwale@google.com> 1494964775 -0700

Fixed leak of app token in exiting list.

- Remove app token from exiting list when it's last window is removed.
- Remove app token from exiting list when it's removal isn't delayed.

Test: Launch a few apps and press back and make sure the exit app to
list dump is empty.
Fixes: 38337456

Change-Id: Ia2f22c6f1add5f867e25583ec38ffccc71217ee7