tree c5393b1508aa81c842ac44d0013bc231f9142799
parent 2f77da6e10d4e5c6fedd16814f98944d82b888c3
author Wale Ogunwale <ogunwale@google.com> 1496763077 -0700
committer Wale Ogunwale <ogunwale@google.com> 1496763077 -0700

Don't allow removed DividerView to resize stack

If a divider view is removed or in the process of been removed, then it
should no longer have any influence on the size of stacks.

Fixes: 62273599
Test: go/wm-smoke
Test: enter split-screen and make sure recents is visible, lock and
unlock the device and verify things look fine.

Change-Id: I79aca82be8a7013328b78e82f508c4ed9fa48a4a