Revert "Revert "Not show size compat UI when task is not visible""

This reverts commit 76370b6f.

Reason for revert: Fix the merge break in ShellTaskOrganizerTests.java

Fix: 193069342
Test: atest WMShellUnitTests:ShellTaskOrganizerTests
Change-Id: I02c4bddc407eaac0ebb7cd5abb0b394f242d4d6e