Chih-Hung Hsieh c7edf078f9 Use -Werror in frameworks/base
* Fix unused variable and return value warnings.

Bug: 66996870
Test: build with WITH_TIDY=1
Change-Id: I890e65a20848d00559ba5a4f9691be1347b456af
2017-10-13 16:25:16 -07:00
..
2017-10-13 16:25:16 -07:00