Clarify when various aspects of locale emulation takes place (#8755)
Clarify when various aspects of locale emulation takes place (#8755)

* Clarify when various aspects of locale emulation takes place

* Update devtools.md
google/WebFundamentals,myakura/WebFundamentals,google/WebFundamentals,myakura/WebFundamentals,myakura/WebFundamentals,google/WebFundamentals,google/WebFundamentals,myakura/WebFundamentals