Merge "camera2: Fix backward compatibility breakage for setting metering...

Merge "camera2: Fix backward compatibility breakage for setting metering regions." into sc-dev am: 4eeeee0f am: a995813c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15451329

Change-Id: Ia200d517ac70a568a517a3adf8b8798c89157359