Merge "Brighten theme-icons when in Dark mode and add dark color for taskbar"...

Merge "Brighten theme-icons when in Dark mode and add dark color for taskbar" into tm-dev am: 97a605b1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17004229



Change-Id: Iadf7b2d77cfcf92e3ee0f3b19dd024f65c9bf0e7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>