DoAutomaticFreeDiskSpaceControl() introduced

mount_task.h

 // Copyright (c) 2009 The Chromium OS Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // MountTask - The basis for asynchronous API work items.  It inherits from
 // Task, which allows it to be called on an event thread.  Subclasses define the
 // specific asychronous request, such as MountTaskMount, MountTaskMountGuest,
 // MountTaskMigratePasskey, MountTaskUnmount, and MountTaskTestCredentials.
 // Asynchronous tasks in cryptohome are serialized calls on a single worker
 // thread separate from the dbus main event loop.  The synchronous versions of
@@ skipping 313 matching lines @@
       : MountTask(observer, mount, UsernamePasskey()) {
   }
   virtual ~MountTaskRemoveTrackedSubdirectories() { }
 
   virtual void Run();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MountTaskRemoveTrackedSubdirectories);
 };
 
+// Implements asychronous removal of tracked subdirectories
+class MountTaskAutomaticFreeDiskSpace : public MountTask {
+ public:
+  MountTaskAutomaticFreeDiskSpace(MountTaskObserver* observer,
+                                       Mount* mount)
+      : MountTask(observer, mount, UsernamePasskey()) {
+  }
+  virtual ~MountTaskAutomaticFreeDiskSpace() { }
+
+  virtual void Run();
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(MountTaskAutomaticFreeDiskSpace);
+};
+
 }  // namespace cryptohome
 
 #endif // CRYPTOHOME_MOUNT_TASK_H_