Clean up unused code in loop-restoration
Removes domain transform recursive filters and non-approximate guided filter code. Change-Id: Ib7ae7a6b6526a0908b3dc1787ab3561442da4e2d
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Removes domain transform recursive filters and non-approximate guided filter code. Change-Id: Ib7ae7a6b6526a0908b3dc1787ab3561442da4e2d