JVM_IR KT-45934 don't generate declaration stubs for delegates

compiler/testData/ir/irText/classes/kt45934.fir.txt

@@ -0,0 +1,35 @@
+FILE fqName:<root> fileName:/kt45934.kt
+  CLASS CLASS name:C modality:FINAL visibility:public superTypes:[<root>.I]
+    $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.C
+    CONSTRUCTOR visibility:public <> (client:<root>.J) returnType:<root>.C [primary]
+      VALUE_PARAMETER name:client index:0 type:<root>.J
+      BLOCK_BODY
+        DELEGATING_CONSTRUCTOR_CALL 'public constructor <init> () [primary] declared in kotlin.Any'
+        INSTANCE_INITIALIZER_CALL classDescriptor='CLASS CLASS name:C modality:FINAL visibility:public superTypes:[<root>.I]'
+    FUN DELEGATED_MEMBER name:foo visibility:public modality:OPEN <C> ($this:<root>.C) returnType:@[FlexibleNullability] kotlin.collections.List<@[FlexibleNullability] C of <root>.C.foo?>?
+      overridden:
+        public abstract fun foo <C> (): @[FlexibleNullability] kotlin.collections.List<@[FlexibleNullability] C of <root>.I.foo?>? declared in <root>.I
+      TYPE_PARAMETER name:C index:0 variance: superTypes:[@[FlexibleNullability] kotlin.Any?]
+      $this: VALUE_PARAMETER name:<this> type:<root>.C
+      BLOCK_BODY
+        RETURN type=kotlin.Nothing from='public open fun foo <C> (): @[FlexibleNullability] kotlin.collections.List<@[FlexibleNullability] C of <root>.C.foo?>? declared in <root>.C'
+          CALL 'public abstract fun foo <C> (): @[FlexibleNullability] kotlin.collections.List<@[FlexibleNullability] C of <root>.I.foo?>? declared in <root>.I' type=@[FlexibleNullability] kotlin.collections.List<@[FlexibleNullability] C of <root>.C.foo?>? origin=null
+            <C>: <none>
+            $this: GET_FIELD 'FIELD DELEGATE name:<$$delegate_0> type:<root>.I visibility:local [final]' type=<root>.I origin=null
+              receiver: GET_VAR '<this>: <root>.C declared in <root>.C.foo' type=<root>.C origin=null
+    FIELD DELEGATE name:<$$delegate_0> type:<root>.I visibility:local [final]
+      EXPRESSION_BODY
+        GET_VAR 'client: <root>.J declared in <root>.C.<init>' type=<root>.J origin=null
+    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 [fake_override,operator] declared in <root>.I
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
+    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int [fake_override]
+      overridden:
+        public open fun hashCode (): kotlin.Int [fake_override] declared in <root>.I
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String [fake_override]
+      overridden:
+        public open fun toString (): kotlin.String [fake_override] declared in <root>.I
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any

compiler/testData/ir/irText/classes/kt45934.kt

@@ -0,0 +1,24 @@
+// SKIP_KT_DUMP
+
+// FILE: kt45934.kt
+
+class C(client: J) : I by client
+
+// FILE: I.java
+
+import java.util.List;
+
+public interface I {
+    <C> List<C> foo();
+}
+
+// FILE: J.java
+
+import java.util.List;
+
+public class J implements I {
+    @Override
+    public List<String> foo() {
+        return null;
+    }
+}

compiler/testData/ir/irText/classes/kt45934.txt

@@ -0,0 +1,24 @@
+FILE fqName:<root> fileName:/kt45934.kt
+  CLASS CLASS name:C modality:FINAL visibility:public superTypes:[<root>.I]
+    $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.C
+    CONSTRUCTOR visibility:public <> (client:<root>.J) returnType:<root>.C [primary]
+      VALUE_PARAMETER name:client index:0 type:<root>.J
+      BLOCK_BODY
+        DELEGATING_CONSTRUCTOR_CALL 'public constructor <init> () [primary] declared in kotlin.Any'
+        INSTANCE_INITIALIZER_CALL classDescriptor='CLASS CLASS name:C modality:FINAL visibility:public superTypes:[<root>.I]'
+    FIELD DELEGATE name:$$delegate_0 type:<root>.J visibility:private [final]
+      EXPRESSION_BODY
+        GET_VAR 'client: <root>.J declared in <root>.C.<init>' type=<root>.J origin=null
+    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 [fake_override,operator] declared in <root>.I
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
+    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int [fake_override]
+      overridden:
+        public open fun hashCode (): kotlin.Int [fake_override] declared in <root>.I
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String [fake_override]
+      overridden:
+        public open fun toString (): kotlin.String [fake_override] declared in <root>.I
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any