Revert of [inspector] avoid cloning of async call chains

test/inspector/debugger/set-async-call-stack-depth.js

-// Copyright 2017 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.
-
-InspectorTest.log('Checks that we report not more then maxDepth call chains.');
-
-InspectorTest.addScript(`
-function promisesChain(num) {
-  var p = Promise.resolve();
-  for (var i = 0; i < num - 1; ++i) {
-    p = p.then(() => 42);
-  }
-  return p;
-}
-`);
-
-Protocol.Debugger.enable();
-InspectorTest.runAsyncTestSuite([
-  async function testPaused() {
-    let callback = '() => { debugger; }';
-    startTest({ generated: 8, limit: 16, callback});
-    dumpCaptured((await Protocol.Debugger.oncePaused()).params.asyncStackTrace);
-    await Protocol.Debugger.resume();
-
-    startTest({ generated: 8, limit: 8, callback});
-    dumpCaptured((await Protocol.Debugger.oncePaused()).params.asyncStackTrace);
-    await Protocol.Debugger.resume();
-
-    startTest({ generated: 8, limit: 7, callback});
-    dumpCaptured((await Protocol.Debugger.oncePaused()).params.asyncStackTrace);
-    await Protocol.Debugger.resume();
-
-    startTest({ generated: 8, limit: 0, callback});
-    dumpCaptured((await Protocol.Debugger.oncePaused()).params.asyncStackTrace);
-    await Protocol.Debugger.resume();
-  },
-
-  async function testConsoleTrace() {
-    await Protocol.Runtime.enable();
-    let callback = '() => { console.trace(42); }';
-    startTest({ generated: 8, limit: 16, callback});
-    let msg = await Protocol.Runtime.onceConsoleAPICalled();
-    dumpCaptured(msg.params.stackTrace.parent);
-
-    startTest({ generated: 8, limit: 8, callback});
-    msg = await Protocol.Runtime.onceConsoleAPICalled();
-    dumpCaptured(msg.params.stackTrace.parent);
-
-    startTest({ generated: 8, limit: 7, callback});
-    msg = await Protocol.Runtime.onceConsoleAPICalled();
-    dumpCaptured(msg.params.stackTrace.parent);
-
-    startTest({ generated: 8, limit: 0, callback});
-    msg = await Protocol.Runtime.onceConsoleAPICalled();
-    dumpCaptured(msg.params.stackTrace.parent);
-
-    await Protocol.Runtime.disable();
-  }
-]);
-
-function startTest(params) {
-  InspectorTest.log('Actual call chain length: ' + params.generated);
-  InspectorTest.log('setAsyncCallStackDepth(maxDepth): ' + params.limit);
-
-  Protocol.Debugger.setAsyncCallStackDepth({maxDepth: params.limit});
-  Protocol.Runtime.evaluate({expression:
-      `promisesChain(${params.generated}).then(${params.callback})`});
-}
-
-function dumpCaptured(stack) {
-  let count = 0;
-  while (stack) {
-    ++count;
-    stack = stack.parent;
-  }
-  InspectorTest.log('reported: ' + count + '\n');
-}