Support parsing WPS for scan result capabilties string

This CL allows InformaitonElementUtil to parse WPS information
element and append [WPS] to the capabilities string.

This also removes a few lines of unused code.

Bug: 62034562
Test: compile, unit tests, manual test

Change-Id: Ic4ccd58ba3aaf268a81516888815bec8e4b32330
2 files changed
tree: 92d9cc9833c141a8a14d0af88b4c461961bf9f5e
  1. service/
  2. PREUPLOAD.cfg