Revert^2 "Filter memory tombstone fields before DropBox logging"

This reverts commit 9f17a890d098d4c882f9f3b9c8932fddc1b935d8.

Reason for revert: Re-enable memory tombstone filtering after fixing the RavenWood issue
Test: atest FrameworksUtilTestsRavenwood:android.util.proto.ProtoFieldFilterTest

Change-Id: Ie0e791712252ced8555386bacf841ff90a02ed85
6 files changed