borisyankov/DefinitelyTyped — pull request #434 by joshtynjala (2013-03-28 00:08:10+00:00)
Title: EaselJS: MouseEvent should have the EventDispatcher mixins

Added missing EventDispatcher mixins to MouseEvent. You listen to mousedown on the display object, but the following mouseup is dispatched by the MouseEvent received by the listener for mousedown.