Revert of [debugger] Migrate more debugger tests to inspector

test/mjsunit/regress/regress-crbug-405922.js

+// Copyright 2014 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --allow-natives-syntax --expose-debug-as debug
+
+Debug = debug.Debug
+var exception = null;
+
+function listener(event, exec_state, event_data, data) {
+  try {
+    if (event == Debug.DebugEvent.Break) {
+      exec_state.prepareStep(Debug.StepAction.StepIn);
+    }
+  } catch (e) {
+    exception = e;
+  }
+}
+
+Debug.setListener(listener);
+
+function f(x) {
+  if (x > 0) %_Call(f, null, x-1);
+}
+
+debugger;
+f(2);
+
+Debug.setListener(null);
+assertNull(exception);