Bug 999286 - [Sora][Message]The content is lost after do some operations. Fixed ActivityPicker tests. r=julien a=tests
Merge pull request #19163 from azasypkin/v1.3-fix-activity-picker-tests

Bug 999286 - [Sora][Message]The content is lost after do some operations. Fixed ActivityPicker tests. r=julien a=tests
Merge branch 'v1.3' into v1.3t