Switch to def_library.
Squashed 'CMakeModules/' changes from 8865abd..12d2b25

12d2b25 Moves AndroidUtils functionality into def_library.

git-subtree-dir: CMakeModules
git-subtree-split: 12d2b251dbc4817bfadb9a12be14dcfd9b779d0b
Merge commit 'a0c45e401c7eb405ead397480b677bf6c647e328'