Revert of [test] add tests for async function stacktraces (patchset #1 id:1 of...

Revert of [test] add tests for async function stacktraces (patchset #1 id:1 of https://codereview.chromium.org/1995723004/ )

Reason for revert:
Breaks gc stress:
https://build.chromium.org/p/client.v8/builders/V8%20Linux%20-%20gc%20stress/builds/3575

Original issue's description:
> [test] add tests for async function stacktraces
>
> BUG=v8:4483
> R=littledan@chromium.org
>
> Committed: https://crrev.com/02f228eccdfcfab4081c2494ade52e54702b692c
> Cr-Commit-Position: refs/heads/master@{#36365}

TBR=littledan@chromium.org,caitpotter88@gmail.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:4483

Review-Url: https://codereview.chromium.org/1997453004
Cr-Commit-Position: refs/heads/master@{#36369}

test/mjsunit/harmony/async-function-stacktrace.js

-// Copyright 2016 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: --harmony-async-await
-
-async function test(func, funcs) {
-  try {
-    await func();
-    throw new Error("Expected " + func.toString() + " to throw");
-  } catch (e) {
-    var stack = e.stack.split('\n').
-        slice(1).
-        map(line => line.trim()).
-        map(line => line.match(/at (?:(.*) )?.*$/)[1]).
-        filter(x => typeof x === 'string' && x.length);
-
-    assertEquals(funcs, stack, `Unexpected stack trace ${e.stack}`);
-  }
-}
-
-function thrower() { throw new Error("NOPE"); }
-function reject() { return Promise.reject(new Error("NOPE")); }
-
-async function runTests() {
-  await test(async function a() {
-    throw new Error("FAIL");
-  },
-  ["a", "test", "runTests"]);
-
-  await test(async function a2() {
-    await 1;
-    throw new Error("FAIL");
-  }, ["a2"]);
-
-  await test(async function a3() {
-    await 1;
-    try { await thrower(); } catch (e) { throw new Error("FAIL"); }
-  }, ["a3"]);
-
-  await test(async function a4() {
-    await 1;
-    try { await reject(); } catch (e) { throw new Error("FAIL"); }
-  }, ["a4"]);
-
-  await test({ async b() {
-    throw new Error("FAIL");
-  }}.b,
-  ["b", "test", "runTests"]);
-
-  await test({ async b2() {
-    await 1;
-    throw new Error("FAIL");
-  }}.b2, ["b2"]);
-
-  await test({ async b3() {
-    await 1;
-    try { await thrower(); } catch (e) { throw new Error("FAIL"); }
-  } }.b3, ["b3"]);
-
-  await test({ async b4() {
-    await 1;
-    try { await reject(); } catch (e) { throw new Error("FAIL"); }
-  } }.b4, ["b4"]);
-
-  await test((new class { async c() {
-    throw new Error("FAIL");
-  } }).c,
-  ["c", "test", "runTests"]);
-
-  await test((new class { async c2() {
-    await 1;
-    throw new Error("FAIL");
-  } }).c2, ["c2"]);
-
-  await test((new class { async c3() {
-    await 1;
-    try { await thrower(); } catch (e) { throw new Error("FAIL"); }
-  } }).c3, ["c3"]);
-
-  await test((new class { async c4() {
-    await 1;
-    try { await reject(); } catch (e) { throw new Error("FAIL"); }
-  } }).c4, ["c4"]);
-
-  // TODO(caitp): `async` probably shouldn't be the inferred name for async
-  // arrow functions...
-  await test(async() => { throw new Error("FAIL") },
-  ["async", "test", "runTests"]);
-
-  await test(async() => { await 1; throw new Error("FAIL") }, ["async"]);
-
-  await test(async() => {
-    await 1;
-    try {
-      await thrower();
-    } catch (e) {
-      throw new Error("FAIL");
-    }
-  }, ["e"]); // TODO(caitp): FuncNameInferer is doing some weird stuff...
-
-  await test(async() => {
-    await 1;
-    try {
-      await reject();
-    } catch (e) {
-      throw new Error("FAIL");
-    }
-  }, ["e"]);
-}
-
-runTests().catch(e => {
-  print(e);
-  quit(1);
-});