Merge boxWithStdlib testData into box, delete BoxWithStdlib test

compiler/testData/codegen/box/reflection/properties/allVsDeclared.kt

@@ -0,0 +1,25 @@
+// WITH_REFLECT
+
+import kotlin.reflect.*
+import kotlin.test.*
+
+open class Super {
+    val a: Int = 1
+    val String.b: String get() = this
+}
+
+class Sub : Super() {
+    val c: Double = 1.0
+    val Char.d: Char get() = this
+}
+
+fun box(): String {
+    val sub = Sub::class
+
+    assertEquals(listOf("a", "c"), sub.memberProperties.map { it.name }.sorted())
+    assertEquals(listOf("b", "d"), sub.memberExtensionProperties.map { it.name }.sorted())
+    assertEquals(listOf("c"), sub.declaredMemberProperties.map { it.name })
+    assertEquals(listOf("d"), sub.declaredMemberExtensionProperties.map { it.name })
+
+    return "OK"
+}