Merge "Downscale user icon when used for user switcher, bouncer and user chip...

Merge "Downscale user icon when used for user switcher, bouncer and user chip bar" into udc-dev am: 9fc75ac2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22822056



Change-Id: Iec2d90cb19437778e9b6c40cb52188bca23cee5b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>