[Chrome OS] Construct device label and unique id using vendor and product details.

chromeos/disks/mock_disk_mount_manager.cc

 // 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.
 
 #include "chromeos/disks/mock_disk_mount_manager.h"
 
 #include <utility>
 
 #include "base/message_loop.h"
 #include "base/stl_util.h"
@@ skipping 164 matching lines @@
   EXPECT_CALL(*this, FormatUnmountedDevice(_))
       .Times(AnyNumber());
   EXPECT_CALL(*this, FormatMountedDevice(_))
       .Times(AnyNumber());
   EXPECT_CALL(*this, UnmountDeviceRecursive(_, _, _))
       .Times(AnyNumber());
 }
 
 void MockDiskMountManager::CreateDiskEntryForMountDevice(
     const DiskMountManager::MountPointInfo& mount_info,
-    const std::string& device_id) {
+    const std::string& device_id,
+    const std::string& device_label) {
   Disk* disk = new DiskMountManager::Disk(std::string(mount_info.source_path),
                                           std::string(mount_info.mount_path),
                                           std::string(),  // system_path
                                           std::string(),  // file_path
-                                          std::string(),  // device_label
+                                          device_label,  // device_label
                                           std::string(),  // drive_label
                                           std::string(),  // vendor_id
                                           std::string(),  // vendor_name
                                           std::string(),  // product_id
                                           std::string(),  // product_name
                                           device_id,  // fs_uuid
                                           std::string(),  // system_path_prefix
                                           DEVICE_TYPE_USB,  // device_type
                                           1073741824,  // total_size_in_bytes
                                           false,  // is_parent
@@ skipping 37 matching lines @@
   FOR_EACH_OBSERVER(Observer, observers_, DiskChanged(event, disk));
 }
 
 void MockDiskMountManager::NotifyDeviceChanged(DiskMountManagerEventType event,
                                                const std::string& path) {
   FOR_EACH_OBSERVER(Observer, observers_, DeviceChanged(event, path));
 }
 
 }  // namespace disks
 }  // namespace chromeos