<lfr-widget-search-bar> contaminates other fragments, causing them to be unable to load on refresh

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: Master
• Fix Version/s: 7.1.0 Beta 2, 7.1.X, Master
• Component/s: WCM, WCM > Fragments
• Labels: None
• Fix Priority: 4
• Git Pull Request: https://github.com/ealonso/liferay-portal/pull/1716

Description
If the <lfr-widget-search-bar> fragment is present in a Page Template, all other fragments would not be able to load properly on refresh. A visual example is provided in attachments

Steps to Reproduce

1. Navigate to Site Admin > Build > Fragments
2. Create 3 separate Fragments with Following HTML:

   <lfr-widget-search-bar></lfr-widget-search-bar>
   

   <lfr-widget-nav></lfr-widget-nav>
   

   <div>TEST</div>
   

3. Navigate to Site Admin > Build > Site Pages > Page Templates
4. Create a Page Template
5. Add NavMenu and "Test" Fragments
6. Refresh Page
7. Add widget-search-bar fragment
8. Refresh Page

Expected Result
Fragments Load Properly

Actual Result
Fragments Cannot Load

Reproduced on:
Tomcat 9.0.6 + MySQL 5.7
Portal master GIT ID: 230f42bd85188e5c3fffa8b25345f63e13946f4a