Revert^2 "Launch split tasks at beginning of animation instead of the end"

This reverts commit fb092a9a6c928106fa96abbf5e1ff45eed69dac4.

Reason for revert: b/333937249

Change-Id: I77bd6c0d2fbe2f2dad074e8e0e741b50d4d7c204
(cherry picked from commit a6bf5a001429515d9d9f6df0e4f8d1206120f931)
3 files changed