uBlock blocking PDF preview on gmail.com

[neuronix]

Description

PDF preview appears, then disappears after about 1second. Disabling uBlock solves the issue.

A specific URL where the issue occurs

gmail.com

Steps to Reproduce

1. Open email with pdf attachment
2. Open pdf preview
3. PDF preview disappears after 1s or so

Expected behavior:

PDF preview displays permanently like previously.

Actual behavior:

PDF preview disappears after 1s or so

Your environment

• uBlock Origin version: 1.15.24
• Browser Name and version: Chrome 65.0.3325.181
• Operating System and version: Win 8.1

[uBlock-user]

Filterlist issues go here - https://github.com/uBlockOrigin/uAssets/issues

[neuronix]

Sorry, will post there.