Extract and dispatch device uuid in media device attached notification message.

chrome/browser/chromeos/disks/mock_disk_mount_manager.h

 // 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_DISKS_MOCK_DISK_MOUNT_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_DISKS_MOCK_DISK_MOUNT_MANAGER_H_
 
 #include <string>
 
 #include "base/observer_list.h"
@@ skipping 30 matching lines @@
 
   // Invokes fake device insert events.
   void NotifyDeviceInsertEvents();
 
   // Invokes fake device remove events.
   void NotifyDeviceRemoveEvents();
 
   // Sets up default results for mock methods.
   void SetupDefaultReplies();
 
+  // Creates a fake disk entry for the mounted device. This function is
+  // primarily for MediaDeviceNotificationsTest.

[Lei Zhang, 2012/07/30 23:00:49]

You may want to mention this is needed so MediaDeviceNotifications can look up
the disk's device id.

[kmadhusu, 2012/07/30 23:08:29]

I thought "This function is primarily for MediaDeviceNotificationsTest" says it
all. I don't want to specify the implementation details in the comments.

+  void CreateDiskEntryForMountDevice(
+      const DiskMountManager::MountPointInfo& mount_info,
+      const std::string& device_id);
+
+  // Removes the fake disk entry associated with the mounted device. This
+  // function is primarily for MediaDeviceNotificationsTest.
+  void RemoveDiskEntryForMountDevice(
+      const DiskMountManager::MountPointInfo& mount_info);
+
  private:
   // Is used to implement AddObserver.
   void AddObserverInternal(DiskMountManager::Observer* observer);
 
   // Is used to implement RemoveObserver.
   void RemoveObserverInternal(DiskMountManager::Observer* observer);
 
   // Is used to implement disks.
   const DiskMountManager::DiskMap& disksInternal() const { return disks_; }
 
@@ skipping 11 matching lines @@
   // The list of disks found.
   DiskMountManager::DiskMap disks_;
 
   DISALLOW_COPY_AND_ASSIGN(MockDiskMountManager);
 };
 
 }  // namespace disks
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_DISKS_MOCK_DISK_MOUNT_MANAGER_H_