Remove VrFlinger usages from SF.

VrFlinger won't be used anymore now that we've divested from VR.

Bug: 168152906
Test: builds
Change-Id: I5b74c77005474bd9f6dbce589697472738416d41
Merged-In: I5b74c77005474bd9f6dbce589697472738416d41
20 files changed