Remove availability view trait (#5544)

* Move processing cache out of DA

* Merge branch 'sigp/unstable' into non-da-processing-cach

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into non-da-processing-cache

* remove unused file, remove outdated TODO, add is_deneb check to missing blob id calculations

* remove availability view trait

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into remove-availability-view-trait

* fix lints

beacon_node/beacon_chain/src/blob_verification.rs

@@ -284,6 +284,9 @@ impl<E: EthSpec> KzgVerifiedBlob<E> {
     pub fn as_blob(&self) -> &BlobSidecar<E> {
         &self.blob
     }
+    pub fn get_commitment(&self) -> &KzgCommitment {
+        &self.blob.kzg_commitment
+    }
     /// This is cheap as we're calling clone on an Arc
     pub fn clone_blob(&self) -> Arc<BlobSidecar<E>> {
         self.blob.clone()

beacon_node/beacon_chain/src/data_availability_checker.rs

@@ -2,9 +2,6 @@ use crate::blob_verification::{verify_kzg_for_blob_list, GossipVerifiedBlob, Kzg
 use crate::block_verification_types::{
     AvailabilityPendingExecutedBlock, AvailableExecutedBlock, RpcBlock,
 };
-pub use crate::data_availability_checker::availability_view::{
-    AvailabilityView, GetCommitment, GetCommitments,
-};
 pub use crate::data_availability_checker::child_components::ChildComponents;
 use crate::data_availability_checker::overflow_lru_cache::OverflowLRUCache;
 use crate::{BeaconChain, BeaconChainTypes, BeaconStore};
@@ -21,7 +18,6 @@ use task_executor::TaskExecutor;
 use types::blob_sidecar::{BlobIdentifier, BlobSidecar, FixedBlobSidecarList};
 use types::{BlobSidecarList, ChainSpec, Epoch, EthSpec, Hash256, SignedBeaconBlock};
 
-mod availability_view;
 mod child_components;
 mod error;
 mod overflow_lru_cache;