Move the Mac Task Manager to the new backend code.

chrome/browser/task_manager/task_manager_util_unittest.cc

-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "chrome/browser/task_manager/task_manager_util.h"
-
-#include <stddef.h>
-
-#include "base/macros.h"
-#include "chrome/grit/generated_resources.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace task_manager {
-
-namespace util {
-
-TEST(TaskManagerUtilTest, GetMessagePrefixID) {
-  struct Configuration {
-    bool is_app;
-    bool is_extension;
-    bool is_incognito;
-    bool is_prerender;
-    bool is_background;
-    int expected_result;
-  };
-  const Configuration configs[] = {
-      // Use implicit int->bool conversion to save space and keep alignment.
-      {1, 0, 0, 0, 1, IDS_TASK_MANAGER_BACKGROUND_PREFIX},
-      {1, 0, 1, 0, 0, IDS_TASK_MANAGER_APP_INCOGNITO_PREFIX},
-      {1, 0, 0, 0, 0, IDS_TASK_MANAGER_APP_PREFIX},
-      {0, 1, 1, 0, 0, IDS_TASK_MANAGER_EXTENSION_INCOGNITO_PREFIX},
-      {0, 1, 0, 0, 0, IDS_TASK_MANAGER_EXTENSION_PREFIX},
-      {0, 0, 0, 1, 0, IDS_TASK_MANAGER_PRERENDER_PREFIX},
-      {0, 0, 1, 0, 0, IDS_TASK_MANAGER_TAB_INCOGNITO_PREFIX},
-      {0, 0, 0, 0, 0, IDS_TASK_MANAGER_TAB_PREFIX}};
-  for (size_t i = 0; i < arraysize(configs); ++i) {
-    EXPECT_EQ(configs[i].expected_result,
-              GetMessagePrefixID(configs[i].is_app,
-                                 configs[i].is_extension,
-                                 configs[i].is_incognito,
-                                 configs[i].is_prerender,
-                                 configs[i].is_background));
-  }

[ncarter (slow), 2016/08/02 19:49:36]

This test is potentially preservable. GetMessagePrefixID became
RendererTask::PrefixRendererTitle.

But, meh. I think we have sufficient coverage for this via browsertests, and
this is one of those tests that's essentially a reimplementation of the code
under test. So I'm okay dropping it.

[Avi (use Gerrit), 2016/08/02 20:06:56]

Acknowledged.

-}
-
-} //  namespace util
-
-} //  namespace task_manager