Add more information to removed controls

Removed controls should have as much cached information as possible.
This adds structure name and subtitle.
Also, if the structure is not set it would cause issues (as empty
structure is a valid structure).

Fixes: 151089232
Test: atest ControlsControllerImplTest
Test: manual
Change-Id: I6cf5f285fe85ddc78ae59133dcf406793293a3f7