borisyankov/DefinitelyTyped — pull request #3334 by martinmcwhorter (2014-12-15 14:08:16+00:00)
Title: add INgModelController#$setPristine()

This exists in the 1.2.x API:

https://code.angularjs.org/1.2.27/docs/api/ng/type/ngModel.NgModelController