Revert "Added  System API client for BackgroundInstallControlService"

This reverts commit 9ba42db72ded7711f9625fe0165a8dfbeffa2aad.

Reason for revert: Seems suspicious for many new system crashes/reboots, b/319579008, b/319529606, b/319567367 and others

Change-Id: Ia4d7770e9f82e52b3f450333b4a7f525cb0c9dc9
16 files changed