move uri attribution code to Application
missing semicolon in Controller
make submitHistory the public interface for Controller for starting history processing
Only show consent form when ranking data is available
Removed unused event notification in HistoryReader
Refactor addon uninstall and disable into Application.unload() method
Handle shutdown via Controller.stop(), remove PlacesUtils shutdown registration
Stop Controller and HistoryReader synchronously
Remove unnecessary Controller.onDisabling() method
Name Controller method explicitly