Extra mouse buttons like previous/next have no effect in Brave

[agilob]

Description

Extra mouse buttons like previous/next have no effect in Brave

Steps to Reproduce

1. Have a mouse with side buttons prev/back
2. Click back
3. nothing

Expected result:
Pressing back on mouse should move me to previous page in the same tab

Brave Version

about:brave info:

Name | Version
-- | --
Brave | 0.19.48
rev | de939f6
Muon | 4.4.28
libchromiumcontent | 61.0.3163.100
V8 | 6.1.534.41
Node.js | 7.9.0
Update Channel | Release
OS Platform | Linux
OS Release | 4.13.5-1-ARCH
OS Architecture | x64

[cndouglas]

Duplicate of #3101.

[bsclifton]

Thanks for the report, @agilob 😄 I closed this issue since it's a duplicate and gave #3101 a bump on your behalf. You can subscribe there for updates 😄