Use content::RunBlockingPoolTask() in tests.

chrome/browser/extensions/crx_installer_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/extensions/crx_installer.h"
+
 #include "base/at_exit.h"
 #include "base/memory/ref_counted.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/download/download_crx_util.h"
 #include "chrome/browser/extensions/browser_action_test_util.h"
-#include "chrome/browser/extensions/crx_installer.h"
 #include "chrome/browser/extensions/extension_browsertest.h"
 #include "chrome/browser/extensions/extension_install_prompt.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_util.h"
 #include "chrome/browser/extensions/fake_safe_browsing_database_manager.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/grit/generated_resources.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/download_manager.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/test/browser_test_utils.h"
 #include "content/public/test/download_test_observer.h"
+#include "content/public/test/test_utils.h"
 #include "extensions/browser/extension_prefs.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/browser/management_policy.h"
 #include "extensions/browser/notification_types.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/feature_switch.h"
 #include "extensions/common/file_util.h"
 #include "extensions/common/permissions/permission_set.h"
 #include "extensions/common/switches.h"
 #include "ui/base/l10n/l10n_util.h"
@@ skipping 480 matching lines @@
   base::FilePath extension_path = extension->path();
   EXPECT_TRUE(cache_dir.path().IsParent(extension_path));
   EXPECT_TRUE(base::PathExists(extension_path));
 
   std::string extension_id = extension->id();
   UninstallExtension(extension_id);
   ExtensionService* service = extensions::ExtensionSystem::Get(
       browser()->profile())->extension_service();
   EXPECT_FALSE(service->GetExtensionById(extension_id, false));
 
-  // In the worst case you need to repeat this up to 3 times to make sure that
-  // all pending tasks we sent from UI thread to task runner and back to UI.
-  for (int i = 0; i < 3; i++) {
-    // Wait for background task completion that sends replay to UI thread.
-    content::BrowserThread::GetBlockingPool()->FlushForTesting();
-    // Wait for UI thread task completion.
-    base::RunLoop().RunUntilIdle();
-  }
+  content::RunAllBlockingPoolTasksUntilIdle();
 
   EXPECT_FALSE(base::PathExists(extension_path));
 }
 #endif
 
 IN_PROC_BROWSER_TEST_F(ExtensionCrxInstallerTest, DoNotSync) {
   ExtensionService* service = extensions::ExtensionSystem::Get(
                                   browser()->profile())->extension_service();
   scoped_refptr<CrxInstaller> crx_installer(
       CrxInstaller::CreateSilent(service));
@@ skipping 13 matching lines @@
   ManagementPolicyMock policy;
   extensions::ExtensionSystem::Get(profile())
       ->management_policy()
       ->RegisterProvider(&policy);
 
   base::FilePath crx_path = test_data_dir_.AppendASCII("crx_installer/v1.crx");
   EXPECT_FALSE(InstallExtension(crx_path, 0));
 }
 
 }  // namespace extensions