emberjs/ember.js — pull request #3807 by rjackson (2013-11-26 18:26:51+00:00)
Title: Remove store property from ControllerMixin.

This is not used internally, and Ember Data injects `store` into controllers
via an initializer (see
[here](https://github.com/emberjs/data/blob/master/packages/ember-data/lib/initializers.js#L76-L85)).