If graphics wants ASCII lowercasing, it needs to ask for it.

http://elliotth.blogspot.com/2012/01/beware-convenience-methods.html

Bug: https://code.google.com/p/android/issues/detail?id=58359
Change-Id: I13c106985302335dbb15bb9176d35ec6b4546d4e
be more robust with handling unknown sensors

- add support for new sensors (post 4.3)
- don't crash when encountering an unknown sensor type
- clean-up

Bug: 9683153
Change-Id: Iecd883e8a7d0297be1bd2bd4f00c5cc3ffcbccfe
If frameworks wants ASCII casing, it should explicity ask for it.

http://elliotth.blogspot.com/2012/01/beware-convenience-methods.html

Bug: https://code.google.com/p/android/issues/detail?id=58359
Change-Id: Iaab02e718a7be7bda22e626dca05d79bfd2a8fc4