Revert "Revert of Reland: Switch WindowedNotificationObserver to use base::RunLoop. (patchset #3 id…

chrome/browser/chromeos/extensions/device_local_account_external_policy_loader_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/chromeos/extensions/device_local_account_external_policy_loader.h"
 
 #include <string>
 #include <utility>
 
 #include "base/callback.h"
@@ skipping 294 matching lines @@
       test_dir_.Append(kExtensionCRXSourceDir).Append(kExtensionCRXFile),
       cached_crx_path));
 
   // Stop the cache. Verify that the loader announces an empty extension list.
   EXPECT_CALL(visitor_, OnExternalProviderReady(provider_.get()))
       .Times(1);
   base::RunLoop shutdown_run_loop;
   loader_->StopCache(shutdown_run_loop.QuitClosure());
   VerifyAndResetVisitorCallExpectations();
 
-  // Spin the loop until the cache shutdown callback is invoked. Verify that at
-  // that point, no further file I/O tasks are pending.
+  // Spin the loop until the cache shutdown callback is invoked.
   shutdown_run_loop.Run();
-  EXPECT_TRUE(base::MessageLoop::current()->IsIdleForTesting());
 }
 
 }  // namespace chromeos