Merge "Fix Data Saver page crashed when rotate" into udc-dev am: bf9ba71cba

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/22898015

Change-Id: Ic155aa679959e8c8d49092869113cf24aa49c148
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>