Remove dead methods in accounts_db.rs (solana-labs#3226)

accounts-db/src/accounts_cache.rs

@@ -61,10 +61,6 @@ impl SlotCacheInner {
         );
     }
 
-    pub fn get_all_pubkeys(&self) -> Vec<Pubkey> {
-        self.cache.iter().map(|item| *item.key()).collect()
-    }
-
     pub fn insert(&self, pubkey: &Pubkey, account: AccountSharedData) -> CachedAccount {
         let data_len = account.data().len() as u64;
         let item = Arc::new(CachedAccountInner {

accounts-db/src/accounts_db.rs

@@ -2072,11 +2072,6 @@ impl AccountsDb {
         )
     }
 
-    pub fn expected_cluster_type(&self) -> ClusterType {
-        self.cluster_type
-            .expect("Cluster type must be set at initialization")
-    }
-
     /// Returns if the experimental accounts lattice hash is enabled
     pub fn is_experimental_accumulator_hash_enabled(&self) -> bool {
         self.is_experimental_accumulator_hash_enabled
@@ -6420,11 +6415,6 @@ impl AccountsDb {
         );
     }
 
-    pub fn checked_iterative_sum_for_capitalization(total_cap: u64, new_cap: u64) -> u64 {
-        let new_total = total_cap as u128 + new_cap as u128;
-        AccountsHasher::checked_cast_for_capitalization(new_total)
-    }
-
     pub fn checked_sum_for_capitalization<T: Iterator<Item = u64>>(balances: T) -> u64 {
         AccountsHasher::checked_cast_for_capitalization(balances.map(|b| b as u128).sum::<u128>())
     }