Disable drive scan on startup to avoid spinning floppy drives

chrome/browser/storage_monitor/test_volume_mount_watcher_win.h

 // Copyright (c) 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.
 //
 // This file contains a subclass of VolumeMountWatcherWin to expose some
 // functionality for testing.
 
 #ifndef CHROME_BROWSER_STORAGE_MONITOR_TEST_VOLUME_MOUNT_WATCHER_WIN_H_
 #define CHROME_BROWSER_STORAGE_MONITOR_TEST_VOLUME_MOUNT_WATCHER_WIN_H_
 
@@ skipping 46 matching lines @@
                              uint64* total_size_in_bytes) const OVERRIDE;
   virtual std::vector<base::FilePath> GetAttachedDevices();
 
   bool GetRawDeviceInfo(const base::FilePath& device_path,
                         string16* device_location,
                         std::string* unique_id,
                         string16* name,
                         bool* removable,
                         uint64* total_size_in_bytes);
 
+  // Should be used by unit tests to make sure the worker pool doesn't survive
+  // into other test runs.
+  void ShutdownWorkerPool();
+
  private:
   std::vector<base::FilePath> devices_checked_;
   scoped_ptr<base::WaitableEvent> device_check_complete_event_;
 
   DISALLOW_COPY_AND_ASSIGN(TestVolumeMountWatcherWin);
 };
 
 }  // namespace test
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_STORAGE_MONITOR_TEST_VOLUME_MOUNT_WATCHER_WIN_H_