[FIR] Get rid of FirResolvedFunctionTypeRef

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/BuilderConfigurator.kt

@@ -228,10 +228,6 @@ object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTree
             withCopy()
         }
 
-        builder(resolvedFunctionTypeRef) {
-            withCopy()
-        }
-
         builder(implicitTypeRef) {
             withCopy()
         }

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/FirTreeBuilder.kt

@@ -146,7 +146,6 @@ object FirTreeBuilder : AbstractFirTreeBuilder() {
     val userTypeRef = element("UserTypeRef", TypeRef, typeRefWithNullability)
     val dynamicTypeRef = element("DynamicTypeRef", TypeRef, typeRefWithNullability)
     val functionTypeRef = element("FunctionTypeRef", TypeRef, typeRefWithNullability)
-    val resolvedFunctionTypeRef = element("ResolvedFunctionTypeRef", TypeRef, resolvedTypeRef, functionTypeRef)
     val implicitTypeRef = element("ImplicitTypeRef", TypeRef, typeRef)
     val composedSuperTypeRef = element("ComposedSuperTypeRef", TypeRef, typeRef)
 

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/ImplementationConfigurator.kt

@@ -370,13 +370,6 @@ object ImplementationConfigurator : AbstractFirTreeImplementationConfigurator()
             useTypes(errorTypeRefImpl, coneStubDiagnosticType)
         }
 
-        impl(resolvedFunctionTypeRef) {
-            default("delegatedTypeRef") {
-                value = "null"
-                withGetter = true
-            }
-        }
-
         impl(errorFunction) {
             defaultNull("receiverTypeRef", "body", withGetter = true)
             default("returnTypeRef", "FirErrorTypeRefImpl(null, diagnostic)")