Descriptors for synthetic enum value stubs

backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/objcexport/ObjCExportHeaderGenerator.kt

@@ -365,7 +365,7 @@ internal class ObjCExportTranslatorImpl(
 
                     descriptor.enumEntries.forEach {
                         val entryName = namer.getEnumEntrySelector(it)
-                        +ObjCProperty(entryName, null, type, listOf("class", "readonly"),
+                        +ObjCProperty(entryName, it, type, listOf("class", "readonly"),
                                 declarationAttributes = listOf(swiftNameAttribute(entryName)))
                     }
                 }

backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/objcexport/stubs.kt

@@ -68,12 +68,12 @@ class ObjCParameter(name: String,
                     val type: ObjCType) : Stub<ParameterDescriptor>(name)
 
 class ObjCProperty(name: String,
-                   override val descriptor: PropertyDescriptor?,
+                   override val descriptor: DeclarationDescriptorWithSource?,
                    val type: ObjCType,
                    val propertyAttributes: List<String>,
                    val setterName: String? = null,
                    val getterName: String? = null,
-                   val declarationAttributes: List<String> = emptyList()) : Stub<PropertyDescriptor>(name) {
+                   val declarationAttributes: List<String> = emptyList()) : Stub<DeclarationDescriptorWithSource>(name) {
 
     @Deprecated("", ReplaceWith("this.propertyAttributes"), DeprecationLevel.WARNING)
     val attributes: List<String> get() = propertyAttributes