Merge pull request #20396 from steveck-chung/bug-994553

Bug 994553 - [Sora][Message][Contacts]Contacts's head portrait do not display in Message. r=julienw
Merge pull request #20420 from mnjul/bug_1023642_lockscreen_classlist_undefined

Bug 1023642 - Javascript Error: window.lockScreen.classList is undefined [r=gweng]
Merge pull request #20211 from mnjul/bug_1021391_lockscr_unlock_icon_too_low

Bug 1021391 - [VsD Refresh] Lockscreen Visual Refresh > Unlock icon too low [r=gweng]