Merge "Add error log for when widget provider is null" into tm-qpr-dev am:...

Merge "Add error log for when widget provider is null" into tm-qpr-dev am: 8ccd22f4 am: 3c79a752

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19221970



Change-Id: I0641cfa7c53472216d338ac1a72a66f999c8d0fa
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>