[scenic] Cleanup after OpacityNode soft transition.
This follows Iec09f956655ca1fa49c241066d70b7b5dabd948b, removing OpacityNode and leaving only OpacityNodeHACK; it can be landed once nobody references the former name. Change-Id: I4eed025a37c7d9e9b072ef5f24aad684f207a262
Loading
Please register or sign in to comment