am 92dbad8a: am b4d2e42a: docs: revise menu guide to focus more on using menu...
am 92dbad8a: am b4d2e42a: docs: revise menu guide to focus more on using menu resources instead of defining menus in code. And revise some style.
Merge commit '92dbad8a' into gingerbread-plus-aosp
* commit '92dbad8a':
docs: revise menu guide to focus more on using menu resources