Revert "Revert "Synchronizing loader preload to avoid launcher getting stuck in loading state,""

This reverts commit 73aa3025c0001e58c57d009053dee03c0108ca3e.

Reason for revert: Post-drop revert

Change-Id: Ife752d26e07d9c064c938ff8d33d40457b54217a
2 files changed