Provide setter-method for LC for private property setter

^KT-41694 Fixed

compiler/light-classes/src/org/jetbrains/kotlin/asJava/classes/ultraLightMembersCreator.kt

@@ -418,17 +418,17 @@ internal class UltraLightMembersCreator(
         if (isPrivate && declaration !is KtProperty) return emptyList()
 
         fun needsAccessor(accessor: KtPropertyAccessor?, type: MethodType): Boolean {
-
             if (onlyJvmStatic && !declaration.isJvmStatic(support) && !(accessor != null && accessor.isJvmStatic(support)))
                 return false
 
             if (declaration is KtProperty && declaration.hasDelegate())
                 return true
 
-            if (accessor?.hasModifier(PRIVATE_KEYWORD) == true || accessor?.hasAnnotation(JVM_SYNTHETIC_ANNOTATION_FQ_NAME) == true)
-                return false
-
-            if (isPrivate && accessor?.hasBody() != true) return false
+            if (accessor?.hasBody() != true &&
+                (accessor?.hasModifier(PRIVATE_KEYWORD) == true ||
+                        accessor?.hasAnnotation(JVM_SYNTHETIC_ANNOTATION_FQ_NAME) == true ||
+                        isPrivate)
+            ) return false
 
             if (!declaration.hasAnnotation(JVM_SYNTHETIC_ANNOTATION_FQ_NAME)) return true
 

idea/testData/asJava/fileLightClass/propWithPrivateSetter.kt

@@ -0,0 +1,7 @@
+class Foo {
+    var prop = "V"
+        get() = "V"
+        private set(value) {
+            field = value
+        }
+}

idea/tests/org/jetbrains/kotlin/asJava/KtFileLightClassTest.kt

@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.asJava
 import com.intellij.injected.editor.EditorWindow
 import com.intellij.psi.PsiElement
 import com.intellij.psi.PsiFile
+import com.intellij.psi.PsiMethod
 import com.intellij.psi.search.GlobalSearchScope
 import com.intellij.testFramework.LightProjectDescriptor
 import junit.framework.TestCase
@@ -93,9 +94,17 @@ class KtFileLightClassTest : KotlinLightCodeInsightFixtureTestCase() {
         assertEquals("Injected class should be `A`", "A", ((injectedFile as KtFile).declarations.single() as KtClass).toLightClass()!!.name)
     }
 
+    fun testPropertyWithPrivateSetter() {
+        val file = myFixture.configureByFile("propWithPrivateSetter.kt") as KtFile
+        val aClass = file.classes.single()
+        val methods = aClass.methods
+        val methodNames = methods.map(PsiMethod::getName)
+        assertEquals(methodNames.toString(), 3, methods.size)
+        assertTrue(methods.toString(), "getProp" in methodNames)
+        assertTrue(methods.toString(), "setProp" in methodNames)
+    }
 
     fun testSameVirtualFileForLightElement() {
-
         val psiFile = myFixture.addFileToProject(
             "pkg/AnnotatedClass.kt", """
             package pkg