Revert "feat: Fastlane SWQoS, PumpSwap pool lookup and init robustness"

This reverts commit 1142829394.

src/trading/common/utils.rs

@@ -2,11 +2,7 @@ use solana_sdk::{pubkey::Pubkey, signature::Keypair, signer::Signer, transaction
 use solana_system_interface::instruction::transfer;
 
 use crate::common::{
-    fast_fn::{
-        get_associated_token_address_with_program_id_fast,
-        get_associated_token_address_with_program_id_fast_use_seed,
-    },
-    spl_token::close_account,
+    fast_fn::get_associated_token_address_with_program_id_fast, spl_token::close_account,
     SolanaRpcClient,
 };
 use anyhow::anyhow;
@@ -40,30 +36,10 @@ pub async fn get_token_balance(
     payer: &Pubkey,
     mint: &Pubkey,
 ) -> Result<u64, anyhow::Error> {
-    get_token_balance_with_options(
-        rpc,
+    let ata = crate::common::fast_fn::get_associated_token_address_with_program_id_fast(
         payer,
         mint,
         &crate::constants::TOKEN_PROGRAM,
-        false,
-    )
-    .await
-}
-
-/// 使用与交易指令一致的 ATA 推导（可选 seed）查询余额；卖出/余额查询应与买入使用同一 ATA 地址。
-#[inline]
-pub async fn get_token_balance_with_options(
-    rpc: &SolanaRpcClient,
-    payer: &Pubkey,
-    mint: &Pubkey,
-    token_program: &Pubkey,
-    use_seed: bool,
-) -> Result<u64, anyhow::Error> {
-    let ata = get_associated_token_address_with_program_id_fast_use_seed(
-        payer,
-        mint,
-        token_program,
-        use_seed,
     );
     let balance = rpc.get_token_account_balance(&ata).await?;
     let balance_u64 =