Code clean up.

Remove unused imports.
Remove unused fields.
Remove unnecessary cast.
Add missing override annotations.

Change-Id: Idad2e587697a5015eb5363d7b71fab9de9cc8ffb
1 file changed
tree: ff7af06e1276c47d1e5f2ee112c2938e5ec40919
  1. res/
  2. src/