[debug-wrapper] LiveEdit, frame.restart(), breakpoints

test/mjsunit/regress/regress-crbug-481896.js

-// 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
-
-function static() {
-  print("> static");  // Break
-}
-
-var Debug = debug.Debug;
-var exception = null;
-var break_count = 0;
-
-function listener(event, exec_state, event_data, data) {
-  if (event != Debug.DebugEvent.Break) return;
-  try {
-    print("breakpoint hit at " + exec_state.frame(0).sourceLineText());
-    assertTrue(exec_state.frame(0).sourceLineText().indexOf("// Break") > 0);
-    break_count++;
-  } catch (e) {
-    exception = e;
-  }
-}
-
-Debug.setListener(listener);
-
-function install() {
-  eval("this.dynamic = function dynamic() { \n" +
-       "  print(\"> dynamic\");  // Break\n" +
-       "}\n" +
-       "//@ sourceURL=dynamicScript");
-}
-
-install();
-
-var scripts = Debug.scripts();
-var dynamic_script;
-var static_script;
-for (var script of scripts) {
-  if (script.source_url == "dynamicScript") dynamic_script = script;
-  if (script.source_url == "staticScript") static_script = script;
-}
-
-Debug.setScriptBreakPointById(dynamic_script.id, 1);
-Debug.setScriptBreakPointById(static_script.id, 7);
-
-dynamic();
-static();
-
-Debug.setListener(null);
-
-assertNull(exception);
-assertEquals(2, break_count);
-
-//@ sourceURL=staticScript