Choose default download path not working

[Jacalz]

Test plan

#11906 (comment)

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• Did you search for similar issues before submitting this one?
  Yes

• Describe the issue you encountered:
  It is not possible to choose where to save downloads the menu appears but nothing happens when you choose where to download.

• Platform (Win7, 8, 10? macOS? Linux distro?):
  Mac OS X 10.9.5

• Brave Version (revision SHA):
  0.18.14

• Steps to reproduce:

  1. Open brave with new profile
  2. Choose where to download a file

• Actual result:
  Does not work, the download destination never gets set

• Expected result:
  Default download path should be setable

• Will the steps above reproduce in a fresh profile? If not what other info can be added?
  Yes

• Is this an issue in the currently released version?
  Yes

• Can this issue be consistently reproduced?
  Yes

[bsclifton]

Moving to 0.22.x; we're going to have 0.21.x-C65 only contain the Chromium upgrade 😄 👍

[srirambv]

Possibly blocking by #13570

cc: @kjozwiak @bsclifton

[LaurenWags]

Verified on macOS 10.12.6 x64 using the following build:

• 0.22.7 8bb7e77
• libchromiumcontent: 65.0.3325.181
• muon: 5.1.1

Verified on Windows 7 x64

• 0.22.7 8bb7e77
• libchromiumcontent: 65.0.3325.181
• muon: 5.1.1

Verified on Ubuntu 17.10 x64 using the following build:

• 0.22.8 3ae27f2
• libchromiumcontent: 65.0.3325.181
• muon: 5.1.2