Remove drop accounts function.

zcash_client_sqlite/src/wallet/init.rs

@@ -209,17 +209,6 @@ pub fn init_accounts_table<P: consensus::Parameters>(
     Ok(())
 }
 
-pub fn drop_accounts_table<P: consensus::Parameters>(
-    wdb: &WalletDb<P>,
-) -> Result<(), SqliteClientError> {
-    wdb.conn.execute_batch( 
-        "PRAGMA foreign_keys = OFF; DROP TABLE accounts; PRAGMA foreign_keys = ON;" 
-    )?;
-
-    Ok(())
-}
-
-
 /// Initialises the data database with the given block.
 ///
 /// This enables a newly-created database to be immediately-usable, without needing to