[AMBARI-13023] Improve `fileNamesToUpdate` calculation time

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.1.2
• Fix Version/s: 2.3.0
• Component/s: ambari-web
• Assignee: Oleg Nechiporenko
• Reporter: Oleg Nechiporenko
• Created: 07/Sep/15 12:49
• Updated: 07/Sep/15 15:38
• Resolved: 07/Sep/15 12:57

Description

`fileNamesToUpdate` is calculated when user navigates to the "Customize Services" step.
For now there too much requests to the localStorage and calculation is too slow.