views: Some code cleanup: touch-events are not used to generate mouse-events anymore.

ui/views/events/event.h

Index: ui/views/events/event.h
diff --git a/ui/views/events/event.h b/ui/views/events/event.h
index 7574771071cc6ca148eea72e68dd2779aeb61922..46a9e2be41988b1134aa4a6e1bb85ae7aebee0f0 100644
--- a/ui/views/events/event.h
+++ b/ui/views/events/event.h
@@ -142,8 +142,6 @@ class VIEWS_EXPORT LocatedEvent : public Event {
   gfx::Point location_;
 };
 
-class TouchEvent;
-
 ////////////////////////////////////////////////////////////////////////////////
 //
 // MouseEvent class
@@ -159,13 +157,6 @@ class VIEWS_EXPORT MouseEvent : public LocatedEvent {
   // from |source| coordinate system to |target| coordinate system.
   MouseEvent(const MouseEvent& model, View* source, View* target);
 
-  // Creates a new MouseEvent from a TouchEvent. The location of the TouchEvent
-  // is the same as the MouseEvent. Other attributes (e.g. type, flags) are
-  // mapped from the TouchEvent to appropriate MouseEvent attributes.
-  // GestureManager uses this to convert TouchEvents that are not handled by any
-  // view.
-  explicit MouseEvent(const TouchEvent& touch);
-
   // TODO(msw): Kill this legacy constructor when we update uses.
   // Create a new mouse event
   MouseEvent(ui::EventType type, int x, int y, int flags)