Flash Uploader is improperly displaying the language key

• Type: Bug
• Status: Resolved
• Priority: Trivial
• Resolution: Fixed
• Affects Version/s: 5.1 EE SP4 (5.1.7), 5.2 EE SP2 (5.2.6)
• Fix Version/s: 5.1 EE SP5 (5.1.8), 5.2 EE SP3 (5.2.7)
• Component/s: DM, Legacy > Image Gallery
• Labels: None
• Environment: All

When using the flash uploader, the key and the number value (x-files-ready-to-be-uploaded', '0) is shown and not the translated values from the language files.