Bug 939219 - [Action Icons - Music] Remove shadows from action icons
Merge pull request #13982 from pivanov/bug-939219

Bug 939219 - [Action Icons - Music] Remove shadows from action icons
Bug 932331 - Mark the test as intermittent r=me
Bug 935904 - Mark the test as intermittent r=me
Merge remote-tracking branch 'upstream/master'