WebView not loading Mixed Content

[YueYongDev]

I'm trying to make a app with WebView, the website is using https, but the content (ex. mp3 file) uses http, how can i fix the "Mixed Content" problem in flutter?

[slightfoot]

Should be fixed as of v0.3.0+2. Please retest.

[mineralres]

webview_flutter: ^0.3.10+4 still has the problem

[ljx0517]

webview_flutter: ^ 0.3.9+1, 18 Nov 2019 still has the problem