[FIR] Get rid of processors in FirScope

compiler/fir/tree/src/org/jetbrains/kotlin/fir/scopes/FirScope.kt

@@ -5,7 +5,6 @@
 
 package org.jetbrains.kotlin.fir.scopes
 
-import org.jetbrains.kotlin.fir.scopes.ProcessorAction.NEXT
 import org.jetbrains.kotlin.fir.symbols.impl.FirCallableSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.FirClassifierSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.FirFunctionSymbol
@@ -14,19 +13,19 @@ import org.jetbrains.kotlin.name.Name
 abstract class FirScope {
     open fun processClassifiersByName(
         name: Name,
-        processor: (FirClassifierSymbol<*>) -> ProcessorAction
-    ): ProcessorAction = NEXT
+        processor: (FirClassifierSymbol<*>) -> Unit
+    ) {}
 
     open fun processFunctionsByName(
         name: Name,
-        processor: (FirFunctionSymbol<*>) -> ProcessorAction
-    ): ProcessorAction = NEXT
+        processor: (FirFunctionSymbol<*>) -> Unit
+    ) {}
 
     open fun processPropertiesByName(
         name: Name,
         // NB: it'd be great to write FirVariableSymbol<*> here, but there is FirAccessorSymbol :(
-        processor: (FirCallableSymbol<*>) -> ProcessorAction
-    ): ProcessorAction = NEXT
+        processor: (FirCallableSymbol<*>) -> Unit
+    ) {}
 }
 
 enum class ProcessorAction {