Revert "Promote IgnoredPureGetter and ReturnValueIgnored to errors" am: f2c826d348 Original change: https://android-review.googlesource.com/c/platform/external/error_prone/+/3287551 Change-Id: I621413ab3f42b883e3f576c5df1c468a9b8d1f28 Signed-off-by: Automerger Merge Worker <[email protected]>