Attach WebTimeLimitEnforcer to AppTimeController.

This CL attaches the WebTimeLimitEnforcer to AppTimeController.

Bug: 1015661
Change-Id: Ic9bd0d3ed349a5300fa59fa873c94c45d24128f7
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1914940
Commit-Queue: Yilkal Abe <[email protected]>
Reviewed-by: Aga Wronska <[email protected]>
Cr-Commit-Position: refs/heads/master@{#715402}
5 files changed