Introduce and implement SimpleFunctionDescriptor.createRenamedCopy

core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedConstructorDescriptor.kt

@@ -19,6 +19,7 @@ package org.jetbrains.kotlin.serialization.deserialization.descriptors
 import org.jetbrains.kotlin.descriptors.*
 import org.jetbrains.kotlin.descriptors.annotations.Annotations
 import org.jetbrains.kotlin.descriptors.impl.ConstructorDescriptorImpl
+import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.serialization.ProtoBuf
 import org.jetbrains.kotlin.serialization.deserialization.NameResolver
 import org.jetbrains.kotlin.serialization.deserialization.TypeTable
@@ -38,7 +39,8 @@ public class DeserializedConstructorDescriptor(
     override fun createSubstitutedCopy(
             newOwner: DeclarationDescriptor,
             original: FunctionDescriptor?,
-            kind: CallableMemberDescriptor.Kind
+            kind: CallableMemberDescriptor.Kind,
+            newName: Name?
     ): DeserializedConstructorDescriptor {
         return DeserializedConstructorDescriptor(
                 newOwner as ClassDescriptor, original as ConstructorDescriptor?,

core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedSimpleFunctionDescriptor.java

@@ -59,13 +59,14 @@ public class DeserializedSimpleFunctionDescriptor extends SimpleFunctionDescript
     protected FunctionDescriptorImpl createSubstitutedCopy(
             @NotNull DeclarationDescriptor newOwner,
             @Nullable FunctionDescriptor original,
-            @NotNull Kind kind
+            @NotNull Kind kind,
+            @Nullable Name newName
     ) {
         return new DeserializedSimpleFunctionDescriptor(
                 newOwner,
                 (DeserializedSimpleFunctionDescriptor) original,
                 getAnnotations(),
-                getName(),
+                newName != null ? newName : getName(),
                 kind,
                 proto,
                 nameResolver,