Use the dependency object as the key in the inherited_options hash
Revert "Use the dependency object as the key in the inherited_options hash"

This reverts commit c8d3b39165bb11799d7849ee13a3559ad0bd63f4.
dartium 38663 (new formula)

Added suport to install the latest stable dartium browser from
https://www.dartlang.org. The browser is used to develop dart
applications and is common installed with the dart sdk provided by
dart.rb Formula
dartium: add 38663 bottle.