Move existing kSitePerProcess checks to a policy-oracle object

chrome/browser/task_manager/task_manager_browsertest.cc

 // Copyright (c) 2012 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.h"
 
 #include "base/files/file_path.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 20 matching lines @@
 #include "chrome/browser/web_applications/web_app.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/grit/generated_resources.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "components/infobars/core/confirm_infobar_delegate.h"
 #include "components/infobars/core/infobar.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/page_navigator.h"
 #include "content/public/browser/render_frame_host.h"
-#include "content/public/common/content_switches.h"
 #include "content/public/test/browser_test_utils.h"
 #include "content/public/test/content_browser_test_utils.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/common/extension.h"
 #include "net/dns/mock_host_resolver.h"
 #include "net/test/embedded_test_server/embedded_test_server.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/page_transition_types.h"
 
@@ skipping 100 matching lines @@
 // --site-per-process, which enables out of process iframes (OOPIFs).
 class TaskManagerOOPIFBrowserTest : public TaskManagerBrowserTest,
                                     public testing::WithParamInterface<bool> {
  public:
   TaskManagerOOPIFBrowserTest() {}
 
  protected:
   void SetUpCommandLine(base::CommandLine* command_line) override {
     TaskManagerBrowserTest::SetUpCommandLine(command_line);
     if (GetParam())
-      command_line->AppendSwitch(switches::kSitePerProcess);
+      content::IsolateAllSitesForTesting(command_line);
   }
 
   bool ShouldExpectSubframes() {
-    return base::CommandLine::ForCurrentProcess()->HasSwitch(
-        switches::kSitePerProcess);
+    return content::AreAllSitesIsolatedForTesting();
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(TaskManagerOOPIFBrowserTest);
 };
 
 INSTANTIATE_TEST_CASE_P(, TaskManagerOOPIFBrowserTest, ::testing::Bool());
 
 #if defined(OS_MACOSX) || defined(OS_LINUX)
 #define MAYBE_ShutdownWhileOpen DISABLED_ShutdownWhileOpen
@@ skipping 1028 matching lines @@
       WaitForTaskManagerRows(1, MatchTab("Title Of Awesomeness")));
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(0, MatchAnySubframe()));
 
   HideTaskManager();
   ShowTaskManager();
 
   ASSERT_NO_FATAL_FAILURE(
       WaitForTaskManagerRows(1, MatchTab("Title Of Awesomeness")));
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(0, MatchAnySubframe()));
 }