Reland of [debugger] do not restart frames that reference new.target for liveedit.

test/mjsunit/es6/debug-liveedit-new-target-3.js

Index: test/mjsunit/es6/debug-liveedit-new-target-3.js
diff --git a/test/mjsunit/es6/debug-liveedit-new-target-3.js b/test/mjsunit/es6/debug-liveedit-new-target-3.js
new file mode 100644
index 0000000000000000000000000000000000000000..40facd3167e9ff99f567cde5a6184db22beab031
--- /dev/null
+++ b/test/mjsunit/es6/debug-liveedit-new-target-3.js
@@ -0,0 +1,73 @@
+// Copyright 2015 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: --expose-debug-as debug --allow-natives-syntax
+
+// Test that live-editing a frame above one that uses new.target succeeds.
+
+Debug = debug.Debug
+var wrapper_calls = 0;
+var construct_calls = 0;
+var exceptions = 0;
+var results = [];
+var replace_again;
+
+eval(`
+  function LogNewTarget(arg) {
+    construct_calls++;
+    results.push(new.target);
+  }
+  function Wrapper() {
+    wrapper_calls++;
+    ReplaceOnce();
+    new LogNewTarget(true);
+  }
+`);
+
+function Replace(fun, original, patch) {
+  %ExecuteInDebugContext(function() {
+    var change_log = [];
+    try {
+      var script = Debug.findScript(fun);
+      var patch_pos = script.source.indexOf(original);
+      Debug.LiveEdit.TestApi.ApplySingleChunkPatch(
+          script, patch_pos, original.length, patch, change_log);
+    } catch (e) {
+      exceptions++;
+    }
+  });
+}
+
+function ReplaceOnce(x) {
+  if (replace_again) {
+    replace_again = false;
+    Replace(Wrapper, "true", "false");
+  }
+}
+
+function Revert() {
+  Replace(Wrapper, "false", "true");
+}
+
+replace_again = true;
+ReplaceOnce();
+Wrapper();
+Revert();
+assertEquals(1, construct_calls);
+assertEquals(1, wrapper_calls);
+assertEquals(0, exceptions);  // Replace succeeds
+assertEquals([LogNewTarget], results);
+
+Wrapper();
+assertEquals(2, construct_calls);
+assertEquals(2, wrapper_calls);
+assertEquals(0, exceptions);  // Replace succeeds
+assertEquals([LogNewTarget, LogNewTarget], results);
+
+replace_again = true;
+Wrapper();
+assertEquals(3, construct_calls);
+assertEquals(4, wrapper_calls);  // Restarts
+assertEquals(0, exceptions);  // Replace succeeds
+assertEquals([LogNewTarget, LogNewTarget, LogNewTarget], results);