Label unnamed symbols in trade_scene, 1

include/save.h

@@ -105,9 +105,9 @@ u16 CalculateChecksum(void *data, u16 size);
 void UpdateSaveAddresses(void);
 u8 HandleSavingData(u8 saveType);
 u8 TrySavingData(u8 saveType);
-u8 sub_80DA3AC(void);
-bool8 sub_80DA3D8(void);
-u8 sub_80DA40C(void);
+u8 SaveGame_AfterLinkTrade(void);
+bool8 AfterLinkTradeSaveFailed(void);
+u8 ClearSaveAfterLinkTradeSaveFailure(void);
 u8 sub_80DA434(void);
 u8 sub_80DA45C(void);
 bool8 sub_80DA4A0(void);