Sometimes the deep shortcuts can take time to load, show an initial loading
state before any text is set.
Note: changed singleLine to lines=1 as the former causes issues with RTL
layout and is deprecated.
Bug: 78620208
Tested: manual test on pixel 3
Change-Id: I782addb8d64425a1a95cee4f104fc0bd44809815
> The drawable gets the path from MaskIconDrawable path, instead of
using a circle
> The progress changes are animated as well
Bug: 34831873
Change-Id: I4e7f0b610f4fd94de8e0cfcf8b179b775cf0b4d8
Hyunyoung Song