Revert "No recent apps: use white, not holo blue light."

This reverts commit 6e37571ac190c4fa69216a36f7f2467b2c3496d9.
Revert "Use white switch thumb activated drawables, not holo blu light."

This reverts commit 473a530d55cf6d94583cba89bb1e3b127c3b22cf.