[liveedit] reimplement frame restarting.

test/debugger/debug/es6/debug-liveedit-new-target-2.js

Index: test/debugger/debug/es6/debug-liveedit-new-target-2.js
diff --git a/test/debugger/debug/es6/debug-liveedit-new-target-2.js b/test/debugger/debug/es6/debug-liveedit-new-target-2.js
index e87e8b574ece7b911c5a9d10de35582042e1f2ff..764c57c54eb991e9713e310057f7c69991059a0a 100644
--- a/test/debugger/debug/es6/debug-liveedit-new-target-2.js
+++ b/test/debugger/debug/es6/debug-liveedit-new-target-2.js
@@ -19,8 +19,27 @@ eval(`
   }
 `);
 
+function ExecuteInDebugContext(f) {
+  var result;
+  var exception = null;
+  Debug.setListener(function(event) {
+    if (event == Debug.DebugEvent.Break) {
+      try {
+        result = f();
+      } catch (e) {
+        // Rethrow this exception later.
+        exception = e;
+      }
+    }
+  });
+  debugger;
+  Debug.setListener(null);
+  if (exception !== null) throw exception;
+  return result;
+}
+
 function Replace(fun, original, patch) {
-  %ExecuteInDebugContext(function() {
+  ExecuteInDebugContext(function() {
     var change_log = [];
     try {
       var script = Debug.findScript(fun);