* chore: fix cpplint 'include_what_you_use' warnings
Typically by including <memory>, <utility> etc.
* chore: fix 'static/global string constant' warning
Use C style strings instead of std::string.
Style guide forbids non-trivial static / global variables. https://google.github.io/styleguide/cppguide.html#Static_and_Global_Variables
/home/charles/electron/electron-gn/src/electron/script/cpplint.js
* refactor: remove global string variables.
Fix 'global string variables are not permitted' linter warnings
by using the base::NoDestructor<> wrapper to make it explicit that
these variables are never destroyed.
The style guide's take on globals with nontrivial destructors:
https://google.github.io/styleguide/cppguide.html#Static_and_Global_Variables
* fix: initializer error introduced in last commit
* fix: remove WIP file that was included by accident
* fix: include order
* fix: include order
* fix: include order
* fix: include order, again
Sometimes the MenuHost would crash when the window is closed, the author
didn't recommend using MenuRunner on stack, but since we always run the
menu synchronously, this is no problem.
