Bug 830040 - Undiscoverable ui to initiate bluetooth file transfer in music app

Bug 830040 - Undiscoverable ui to initiate bluetooth file transfer in music app

Bug 830040 - remove long-press to share songs and some other updates

Bug 830040 - fix the css issue of cover info

830040 - add share icon with 1.5x and 2x res and fix file type for share activity

830040 - update bluetooth icons

830040 - add locked music functionality

830040 - fix spaces at the end of lines
Merge pull request #11874 from mahsam/830040-music-bluetooth

Bug 830040 - Undiscoverable ui to initiate bluetooth file transfer in mu... r=davidflanagan