There's no point to keep using custom pref to set minimum refresh rate when AOSP smooth display feature behaves in the exact same way in our case. Change-Id: I497918a9c9687443a9438fb6291769f6e51d9379
Change-Id: I1124033f4c7dd5362514656bcab1da80f89f4080
Change-Id: Ib33d6f965019b5fbbaac9f0ee931f89addfc704d
Change-Id: Ibcabf871f0e35a6f81905392f749478f96b3c47d