Cleaning Utilities.java

> Removing some unused methods
> Moving some specialized methods to corresponding classes
> Removing GridProvider check as it is released

Bug: 257555083
Test: Presubmit
Change-Id: Ib0f8c673d018071d3f4b7d9247e0a35718ab009c
Merged-In: Ib0f8c673d018071d3f4b7d9247e0a35718ab009c
12 files changed