Don't use base::MessageLoop::{Quit,QuitClosure} in components/

components/storage_monitor/storage_monitor_linux_unittest.cc

 // Copyright 2014 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.
 
 // StorageMonitorLinux unit tests.
 
 #include "components/storage_monitor/storage_monitor_linux.h"
 
 #include <mntent.h>
 #include <stdio.h>
@@ skipping 116 matching lines @@
         new TestMediaTransferProtocolManagerLinux());
     SetGetDeviceInfoCallbackForTest(base::Bind(&GetDeviceInfo));
   }
   ~TestStorageMonitorLinux() override {}
 
  private:
   void UpdateMtab(
       const MtabWatcherLinux::MountPointDeviceMap& new_mtab) override {
     StorageMonitorLinux::UpdateMtab(new_mtab);
     base::ThreadTaskRunnerHandle::Get()->PostTask(
-        FROM_HERE, base::MessageLoop::QuitClosure());
+        FROM_HERE, base::MessageLoop::QuitWhenIdleClosure());
   }
 
   DISALLOW_COPY_AND_ASSIGN(TestStorageMonitorLinux);
 };
 
 class StorageMonitorLinuxTest : public testing::Test {
  public:
   struct MtabTestData {
     MtabTestData(const std::string& mount_device,
                  const std::string& mount_point,
@@ skipping 529 matching lines @@
             GetStorageSize(test_path_a));
   EXPECT_EQ(GetDevicePartitionSize(kDeviceNoDCIM),
             GetStorageSize(test_path_b));
   EXPECT_EQ(GetDevicePartitionSize(kInvalidPath),
             GetStorageSize(base::FilePath(kInvalidPath)));
 }
 
 }  // namespace
 
 }  // namespace storage_monitor