Bug 949366 - [Download Manager] Stopped and failed downloads are displayed as canceled
Bug 949395 - [Download Manager] Downloading progress bar is not displayed after restart a stopped download
Bug 951252 - Remove warning on undefined role when checking hidden status

There is too much output because in the default case, role is undefined.
As per bug 951252, let's disable the output.
Merge pull request #14885 from crdlc/bug-949395

Bug 949395 - [Download Manager] Downloading progress bar is not displaye...
[Bug 952449] New: [Messages] Fix the un-fixed issues reported in the review of Bug #907740
Merge pull request #14857 from crdlc/bug-949366

Bug 949366 - [Download Manager] Stopped and failed downloads are display...
Merge pull request #14795 from lissyx/bug951252

Bug 951252 - Remove warning on undefined role when checking hidden status r=vingtetun
Merge pull request #14853 from AndreiH/bug_949062

Bug 949062 - Update test_music.py file to be more explicit about failing...
Bug 797661 - Hotspot should have random password
Merge pull request #14894 from jmcanterafonseca/bug_952449

[Bug 952449] [Messages] Fix the un-fixed issues reported in the rev...
Merge pull request #14611 from arroway/bug-797661

Bug 797661 - Hotspot should have random password, r=kaze
Bug 949084 - Music app test - play an 3gp audio file via Songs view