Update links only when added or removed

Bug: 54793

Change-Id: I91396cc3e1120b207c334c47d2e8fd94819de7ff
Enable tests for removing links

Bug: 54793
Change-Id: I70f946e0f610feab7d85629e5bf682b755a13fa9
Merge "Update links only when added or removed"
Merge "Enable tests for removing links"