Remove unused canister_b_idl function and its related IDL generation code

Author: itsyaasir

ic-canister/tests/canister-b/src/lib.rs

@@ -9,17 +9,6 @@ use ic_canister::{
 use ic_exports::candid::{CandidType, Deserialize, Principal};
 use ic_storage::IcStorage;
 
-// #[ic_canister::export_candid]
-pub fn canister_b_idl() -> String {
-    use ic_canister::Idl;
-
-    let canister_b_idl = generate_idl!();
-    let mut canister_a_idl = <CanisterB as CanisterA>::get_idl();
-    canister_a_idl.merge(&canister_b_idl);
-
-    candid::pretty::candid::compile(&canister_a_idl.env.env, &Some(canister_a_idl.actor))
-}
-
 #[derive(IcStorage, CandidType, Deserialize)]
 struct StateB {
     canister_a: Principal,