*   In `Layer.call`, `AutoCastVariable`s will no longer be casted within
        `MirroredStrategy.run` or `ReplicaContext.merge_call`. This is because a
        thread local variable is used to determine whether `AutoCastVariable`s
        are casted, and those two functions run with a different thread. Note
        this only applies if one of these two functions is called within

                type: object
                x-kubernetes-preserve-unknown-fields: true
              pluginName:
                description: The plugin name to be used in the Envoy configuration
                  (used to be called `rootID`).
                maxLength: 256
                minLength: 1
                type: string
              priority:
                description: Determines ordering of `WasmPlugins` in the same `phase`.

                type: object
                x-kubernetes-preserve-unknown-fields: true
              pluginName:
                description: The plugin name to be used in the Envoy configuration
                  (used to be called `rootID`).
                maxLength: 256
                minLength: 1
                type: string
              priority:
                description: Determines ordering of `WasmPlugins` in the same `phase`.