Optimizing: Improve generated code for field access...

... to resolved fields that are package-private or protected
and/or defined in a package-private class but still known to
be accessible from the unresolved compiling class.

Test: Update test 727-checker-unresolved-class
Test: m test-art-host-gtest
Test: testrunner.py --host --optimizing
Bug: 161898207
Change-Id: I3c90253014da209fd6a665cc230ac375b5ef1a9b
6 files changed