[Media Gallery][ChromeOS] Improve device media gallery names.

chromeos/disks/mock_disk_mount_manager.h

Index: chromeos/disks/mock_disk_mount_manager.h
diff --git a/chromeos/disks/mock_disk_mount_manager.h b/chromeos/disks/mock_disk_mount_manager.h
index e6b8e8992f1d34713857c3dc84f00cbcdb4a57d2..28ce80d93126c2a4b0cb224d98cc363deb88df6a 100644
--- a/chromeos/disks/mock_disk_mount_manager.h
+++ b/chromeos/disks/mock_disk_mount_manager.h
@@ -8,6 +8,7 @@
 #include <string>
 
 #include "base/observer_list.h"
+#include "chromeos/dbus/cros_disks_client.h"
 #include "chromeos/disks/disk_mount_manager.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -52,7 +53,11 @@ class MockDiskMountManager : public DiskMountManager {
   void CreateDiskEntryForMountDevice(
       const DiskMountManager::MountPointInfo& mount_info,
       const std::string& device_id,
-      const std::string& device_label);
+      const std::string& device_label,
+      const std::string& vendor_name,
+      const std::string& product_name,
+      DeviceType device_type,
+      uint64 total_size_in_bytes);
 
   // Removes the fake disk entry associated with the mounted device. This
   // function is primarily for RemovableDeviceNotificationsTest.