Merge "Show transient error strings in white" into sc-dev am: dfae7133 am: 0ced0190 am: 4e35cf66

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15145292

Change-Id: I23ce6e483462e027f49907201f619f627c7b8359