tree 6cc33bfb7239234c48ef9df02ee72168b987e4c8
parent 51d2cc45d8a7efac4e83303737ee8168fc161291
author Adrian Roos <roosa@google.com> 1521636506 +0100
committer Adrian Roos <roosa@google.com> 1521636506 +0100

Preserve letterbox while dragResizing

Fixes an issue where the letterbox would disappear while entering
and leaving dragResizing, because this clears the hasDrawnState.

To fix this, also treat preserved surfaces as ready to show for
letterboxing purposes.

Change-Id: I4d6e1b1a27d99542370fde8924f126eca1ea80d5
Fixes: 76008154
Test: Enable double cutout, enter split screen, go home, touch slider verify the letterbox does not flicker.