FIR: Refine delegated members introduced to use-site scope

- Do not add hashCode/equals/toString
- Do not add privates and ones that are already declared

compiler/testData/ir/irText/classes/delegatedGenericImplementation.fir.txt

@@ -63,35 +63,6 @@ FILE fqName:<root> fileName:/delegatedGenericImplementation.kt
             receiver: GET_VAR '<this>: <root>.Test1<E of <root>.Test1> declared in <root>.Test1.foo' type=<root>.Test1<E of <root>.Test1> origin=null
           a: GET_VAR 'a: E of <root>.Test1 declared in <root>.Test1.foo' type=E of <root>.Test1 origin=null
           b: GET_VAR 'b: B of <root>.Test1.foo declared in <root>.Test1.foo' type=B of <root>.Test1.foo origin=null
-    FUN DELEGATED_MEMBER name:equals visibility:public modality:OPEN <> ($this:<root>.Test1<E of <root>.Test1>, other:kotlin.Any?) returnType:kotlin.Boolean [operator]
-      overridden:
-        public open fun equals (other: kotlin.Any?): kotlin.Boolean [operator] declared in kotlin.Any
-      $this: VALUE_PARAMETER name:<this> type:<root>.Test1<E of <root>.Test1>
-      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
-      BLOCK_BODY
-        RETURN type=kotlin.Nothing from='public open fun equals (other: kotlin.Any?): kotlin.Boolean [operator] declared in <root>.Test1'
-          CALL 'public open fun equals (other: kotlin.Any?): kotlin.Boolean [operator] declared in kotlin.Any' type=kotlin.Boolean origin=null
-            $this: GET_FIELD 'FIELD DELEGATE name:<$$delegate_0> type:<root>.IBase<E of <root>.Test1> visibility:local [final]' type=<root>.IBase<E of <root>.Test1> origin=null
-              receiver: GET_VAR '<this>: <root>.Test1<E of <root>.Test1> declared in <root>.Test1.equals' type=<root>.Test1<E of <root>.Test1> origin=null
-            other: GET_VAR 'other: kotlin.Any? declared in <root>.Test1.equals' type=kotlin.Any? origin=null
-    FUN DELEGATED_MEMBER name:hashCode visibility:public modality:OPEN <> ($this:<root>.Test1<E of <root>.Test1>) returnType:kotlin.Int
-      overridden:
-        public open fun hashCode (): kotlin.Int declared in kotlin.Any
-      $this: VALUE_PARAMETER name:<this> type:<root>.Test1<E of <root>.Test1>
-      BLOCK_BODY
-        RETURN type=kotlin.Nothing from='public open fun hashCode (): kotlin.Int declared in <root>.Test1'
-          CALL 'public open fun hashCode (): kotlin.Int declared in kotlin.Any' type=kotlin.Int origin=null
-            $this: GET_FIELD 'FIELD DELEGATE name:<$$delegate_0> type:<root>.IBase<E of <root>.Test1> visibility:local [final]' type=<root>.IBase<E of <root>.Test1> origin=null
-              receiver: GET_VAR '<this>: <root>.Test1<E of <root>.Test1> declared in <root>.Test1.hashCode' type=<root>.Test1<E of <root>.Test1> origin=null
-    FUN DELEGATED_MEMBER name:toString visibility:public modality:OPEN <> ($this:<root>.Test1<E of <root>.Test1>) returnType:kotlin.String
-      overridden:
-        public open fun toString (): kotlin.String declared in kotlin.Any
-      $this: VALUE_PARAMETER name:<this> type:<root>.Test1<E of <root>.Test1>
-      BLOCK_BODY
-        RETURN type=kotlin.Nothing from='public open fun toString (): kotlin.String declared in <root>.Test1'
-          CALL 'public open fun toString (): kotlin.String declared in kotlin.Any' type=kotlin.String origin=null
-            $this: GET_FIELD 'FIELD DELEGATE name:<$$delegate_0> type:<root>.IBase<E of <root>.Test1> visibility:local [final]' type=<root>.IBase<E of <root>.Test1> origin=null
-              receiver: GET_VAR '<this>: <root>.Test1<E of <root>.Test1> declared in <root>.Test1.toString' type=<root>.Test1<E of <root>.Test1> origin=null
     PROPERTY DELEGATED_MEMBER name:id visibility:public modality:OPEN [val]
       FUN DELEGATED_MEMBER name:<get-id> visibility:public modality:OPEN <C> ($this:<root>.Test1<E of <root>.Test1>, $receiver:C of <root>.Test1.<get-id>) returnType:kotlin.collections.Map<E of <root>.Test1, C of <root>.Test1.<get-id>>?
         correspondingProperty: PROPERTY DELEGATED_MEMBER name:id visibility:public modality:OPEN [val]
@@ -138,6 +109,19 @@ FILE fqName:<root> fileName:/delegatedGenericImplementation.kt
             $receiver: GET_VAR '<this>: kotlin.collections.List<D of <root>.Test1.<get-x>> declared in <root>.Test1.<set-x>' type=kotlin.collections.List<D of <root>.Test1.<get-x>> origin=null
             <set-?>: GET_VAR '<set-?>: D of <root>.Test1.<set-x>? declared in <root>.Test1.<set-x>' type=D of <root>.Test1.<set-x>? origin=null
     FIELD DELEGATE name:<$$delegate_0> type:<root>.IBase<E of <root>.Test1> visibility:local [final]
+    FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
+      overridden:
+        public open fun equals (other: kotlin.Any?): kotlin.Boolean [operator] declared in kotlin.Any
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
+    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int [fake_override]
+      overridden:
+        public open fun hashCode (): kotlin.Int declared in kotlin.Any
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String [fake_override]
+      overridden:
+        public open fun toString (): kotlin.String declared in kotlin.Any
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
   CLASS CLASS name:Test2 modality:FINAL visibility:public superTypes:[<root>.IBase<kotlin.String>]
     $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.Test2
     CONSTRUCTOR visibility:public <> (j:<root>.IBase<kotlin.String>) returnType:<root>.Test2 [primary]
@@ -181,35 +165,6 @@ FILE fqName:<root> fileName:/delegatedGenericImplementation.kt
             receiver: GET_VAR '<this>: <root>.Test2 declared in <root>.Test2.foo' type=<root>.Test2 origin=null
           a: GET_VAR 'a: kotlin.String declared in <root>.Test2.foo' type=kotlin.String origin=null
           b: GET_VAR 'b: B of <root>.Test2.foo declared in <root>.Test2.foo' type=B of <root>.Test2.foo origin=null
-    FUN DELEGATED_MEMBER name:equals visibility:public modality:OPEN <> ($this:<root>.Test2, other:kotlin.Any?) returnType:kotlin.Boolean [operator]
-      overridden:
-        public open fun equals (other: kotlin.Any?): kotlin.Boolean [operator] declared in kotlin.Any
-      $this: VALUE_PARAMETER name:<this> type:<root>.Test2
-      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
-      BLOCK_BODY
-        RETURN type=kotlin.Nothing from='public open fun equals (other: kotlin.Any?): kotlin.Boolean [operator] declared in <root>.Test2'
-          CALL 'public open fun equals (other: kotlin.Any?): kotlin.Boolean [operator] declared in kotlin.Any' type=kotlin.Boolean origin=null
-            $this: GET_FIELD 'FIELD DELEGATE name:<$$delegate_0> type:<root>.IBase<kotlin.String> visibility:local [final]' type=<root>.IBase<kotlin.String> origin=null
-              receiver: GET_VAR '<this>: <root>.Test2 declared in <root>.Test2.equals' type=<root>.Test2 origin=null
-            other: GET_VAR 'other: kotlin.Any? declared in <root>.Test2.equals' type=kotlin.Any? origin=null
-    FUN DELEGATED_MEMBER name:hashCode visibility:public modality:OPEN <> ($this:<root>.Test2) returnType:kotlin.Int
-      overridden:
-        public open fun hashCode (): kotlin.Int declared in kotlin.Any
-      $this: VALUE_PARAMETER name:<this> type:<root>.Test2
-      BLOCK_BODY
-        RETURN type=kotlin.Nothing from='public open fun hashCode (): kotlin.Int declared in <root>.Test2'
-          CALL 'public open fun hashCode (): kotlin.Int declared in kotlin.Any' type=kotlin.Int origin=null
-            $this: GET_FIELD 'FIELD DELEGATE name:<$$delegate_0> type:<root>.IBase<kotlin.String> visibility:local [final]' type=<root>.IBase<kotlin.String> origin=null
-              receiver: GET_VAR '<this>: <root>.Test2 declared in <root>.Test2.hashCode' type=<root>.Test2 origin=null
-    FUN DELEGATED_MEMBER name:toString visibility:public modality:OPEN <> ($this:<root>.Test2) returnType:kotlin.String
-      overridden:
-        public open fun toString (): kotlin.String declared in kotlin.Any
-      $this: VALUE_PARAMETER name:<this> type:<root>.Test2
-      BLOCK_BODY
-        RETURN type=kotlin.Nothing from='public open fun toString (): kotlin.String declared in <root>.Test2'
-          CALL 'public open fun toString (): kotlin.String declared in kotlin.Any' type=kotlin.String origin=null
-            $this: GET_FIELD 'FIELD DELEGATE name:<$$delegate_0> type:<root>.IBase<kotlin.String> visibility:local [final]' type=<root>.IBase<kotlin.String> origin=null
-              receiver: GET_VAR '<this>: <root>.Test2 declared in <root>.Test2.toString' type=<root>.Test2 origin=null
     PROPERTY DELEGATED_MEMBER name:id visibility:public modality:OPEN [val]
       FUN DELEGATED_MEMBER name:<get-id> visibility:public modality:OPEN <C> ($this:<root>.Test2, $receiver:C of <root>.Test2.<get-id>) returnType:kotlin.collections.Map<kotlin.String, C of <root>.Test2.<get-id>>?
         correspondingProperty: PROPERTY DELEGATED_MEMBER name:id visibility:public modality:OPEN [val]
@@ -256,3 +211,16 @@ FILE fqName:<root> fileName:/delegatedGenericImplementation.kt
             $receiver: GET_VAR '<this>: kotlin.collections.List<D of <root>.Test2.<get-x>> declared in <root>.Test2.<set-x>' type=kotlin.collections.List<D of <root>.Test2.<get-x>> origin=null
             <set-?>: GET_VAR '<set-?>: D of <root>.Test2.<set-x>? declared in <root>.Test2.<set-x>' type=D of <root>.Test2.<set-x>? origin=null
     FIELD DELEGATE name:<$$delegate_0> type:<root>.IBase<kotlin.String> visibility:local [final]
+    FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
+      overridden:
+        public open fun equals (other: kotlin.Any?): kotlin.Boolean [operator] declared in kotlin.Any
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
+    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int [fake_override]
+      overridden:
+        public open fun hashCode (): kotlin.Int declared in kotlin.Any
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String [fake_override]
+      overridden:
+        public open fun toString (): kotlin.String declared in kotlin.Any
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any