New J2K: Split old j2k and new j2k tests

j2k/testData/fileOrElement/anonymousClass/kt-13146.new.kt

@@ -1,28 +0,0 @@
-class Test {
-    var someRunnable: Runnable = object : Runnable {
-        override fun run() {
-            this.run()
-        }
-    }
-}
-
-class Test2 {
-    private val someRunnable: Runnable = object : Runnable {
-        override fun run() {
-            this.run()
-        }
-    }
-}
-
-class Handler {
-    fun postDelayed(r: Runnable, time: Long) {}
-}
-
-class Test3 {
-    private val handler = Handler()
-    private val someRunnable: Runnable = object : Runnable {
-        override fun run() {
-            handler.postDelayed(this, 1000)
-        }
-    }
-}

j2k/testData/fileOrElement/anonymousClass/localSelfReference.new.kt

@@ -1,9 +0,0 @@
-class Test {
-    fun someMethod() {
-        val someRunnable: Runnable = object : Runnable {
-            override fun run() {
-                this.run()
-            }
-        }
-    }
-}