net::ERR_CONTENT_DECODING_FAILED for custom plugin resources (JS,CSS)

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 6.2.X EE
• Fix Version/s: 6.2.X EE
• Component/s: Core Infrastructure
• Labels:
  • ee-ts
• Story Points: 0.25
• Fix Priority: 3
• Bug Type: Regression Bug

Reproduction steps:

1) Start portal ee-6.2.x, login as Admin
2) Create a dummy empty portlet having the default view.jsp created by DevStudio and deploy it
3) Place it on a page and refresh with F5
4) Check the browser's console (Chrome)

Expected: no errors to appear
Actual behavior:

GET http://localhost:8080/download-resource-portlet/css/main.css?browserId=other&themeId=classic&minifierType=css&languageId=en_US&b=6210&t=1507734873000 net::ERR_CONTENT_DECODING_FAILED

localhost/:1 GET http://localhost:8080/download-resource-portlet/js/main.js?browserId=other&minifierType=js&languageId=en_US&b=6210&t=1507734873000 net::ERR_CONTENT_DECODING_FAILED

Not reproducible when setting com.liferay.portal.servlet.filters.gzip.GZipFilter=false in portal-ext

Reproducible on 6.2.x @ b7389763483781855de79bd31598623481644c55
Not reproducible on master @ c53b79ebb1c70b4a9675e12e8f211c8ef35b3062

You may use the attached plugins to test