[liveedit] reimplement frame restarting.

test/debugger/debug/debug-liveedit-check-stack.js

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 71 matching lines @@
     }
   };
 }
 
 function WrapInNativeCall(f) {
   return function() {
     return %Call(f, undefined);
   };
 }
 
+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 WrapInDebuggerCall(f) {
   return function() {
-    return %ExecuteInDebugContext(f);
+    return ExecuteInDebugContext(f);
   };
 }
 
 function WrapInRestartProof(f) {
   var already_called = false;
   return function() {
     if (already_called) {
       return;
     }
     already_called = true;
@@ skipping 24 matching lines @@
 assertEquals("Capybara", test.ChooseAnimal(WrapInDebuggerCall(WrapInRestartProof(test.ScriptChanger))));
 
 
 test = new TestBase("Test with function on stack and with constructor frame");
 assertEquals("Capybara", test.ChooseAnimal(WrapInConstructor(WrapInDebuggerCall(WrapInRestartProof(test.ScriptChanger)))));
 
 test = new TestBase("Test with C++ frame above ChooseAnimal frame");
 exception_holder = {};
 assertEquals("Cat", test.ChooseAnimal(WrapInNativeCall(WrapInDebuggerCall(WrapInCatcher(test.ScriptChanger, exception_holder)))));
 assertTrue(!!exception_holder[0]);