Revert "[Provider Model] Enable Provider Model by default"

This reverts commit 48270e3029565dd9fb361e10aa7dc01a8b7e21a5.

Reason for revert: suspected culprit for http://b/183926475

Change-Id: I49a5abbe7d91110956f66ce7a63a8715a3f24a2b
1 file changed