[FCM] Store laziness information

This adds the functionality of storing laziness information back.
It has been removed to avoid circular dependency due to a bug  in the
build system

[email protected]

Bug: 882887
Change-Id: Ic9a26956909c3dbbdfae71e0d5f0c94a73896e18
Reviewed-on: https://chromium-review.googlesource.com/c/1301526
Reviewed-by: Peter Conn <[email protected]>
Commit-Queue: Mohamed Amir Yosef <[email protected]>
Cr-Commit-Position: refs/heads/master@{#603447}
2 files changed