Introduce KProperty{0,1,2}.getDelegate

#KT-8384 In Progress

compiler/testData/codegen/box/reflection/properties/getDelegate/nameClashClassAndCompanion.kt

@@ -0,0 +1,26 @@
+// IGNORE_BACKEND: JS
+// WITH_REFLECT
+
+import kotlin.reflect.KProperty
+import kotlin.reflect.jvm.isAccessible
+import kotlin.test.*
+
+class Delegate(val value: String) {
+    operator fun getValue(instance: Any?, property: KProperty<*>) = value
+}
+
+class Foo {
+    val x: String by Delegate("class")
+
+    companion object {
+        val x: String by Delegate("companion")
+    }
+}
+
+fun box(): String {
+    val foo = Foo()
+    assertEquals("class", ((foo::x).apply { isAccessible = true }.getDelegate() as Delegate).value)
+    assertEquals("class", ((Foo::x).apply { isAccessible = true }.getDelegate(foo) as Delegate).value)
+    assertEquals("companion", ((Foo.Companion::x).apply { isAccessible = true }.getDelegate() as Delegate).value)
+    return "OK"
+}