Revert "strategy callback on_whitelist_update"

This reverts commit 39798dc1192161c3060830dd4684571aa86b7821.

freqtrade/freqtradebot.py

@@ -179,7 +179,6 @@ class FreqtradeBot(LoggingMixin):
         # Query trades from persistence layer
         trades = Trade.get_open_trades()
 
-        current_pair_whitelist = self.active_pair_whitelist
         self.active_pair_whitelist = self._refresh_active_whitelist(trades)
 
         # Refreshing candles
@@ -215,9 +214,6 @@ class FreqtradeBot(LoggingMixin):
         Trade.commit()
         self.last_process = datetime.now(timezone.utc)
 
-        if current_pair_whitelist != self.active_pair_whitelist:
-            self.strategy.on_whitelist_update()
-
     def process_stopped(self) -> None:
         """
         Close all orders that were left open

freqtrade/strategy/interface.py

@@ -209,13 +209,6 @@ class IStrategy(ABC, HyperStrategyMixin):
         """
         pass
 
-    def on_whitelist_update(self, **kwargs) -> None:
-        """
-        Called every time the whitelist updates
-        :param **kwargs: Ensure to keep this here so updates to this won't break your strategy.
-        """
-        pass
-
     def check_buy_timeout(self, pair: str, trade: Trade, order: Order,
                           current_time: datetime, **kwargs) -> bool:
         """