Merge "Allow dreams to redraw when device is rotated." am: 91067eed am: 09ed955a am: 06250f84

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2234689



Change-Id: If4aa31c952df244574de00ba65e4ad423037d0f6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>