gestures: Some more event cleanup.

ui/aura/root_window.cc

Index: ui/aura/root_window.cc
diff --git a/ui/aura/root_window.cc b/ui/aura/root_window.cc
index dc25b540702f0c6b37c9ef79ab9faf4dbe416c06..9c22cbe20083e1da2e677cf2bd52f793f7be879e 100644
--- a/ui/aura/root_window.cc
+++ b/ui/aura/root_window.cc
@@ -688,8 +688,7 @@ bool RootWindow::ProcessGestures(ui::GestureRecognizer::Gestures* gestures) {
     return false;
   bool handled = false;
   for (unsigned int i = 0; i < gestures->size(); i++) {
-    ui::GestureEvent* gesture =
-        static_cast<ui::GestureEvent*>(gestures->get().at(i));
+    ui::GestureEvent* gesture = gestures->get().at(i);
     if (DispatchGestureEvent(gesture) != ui::GESTURE_STATUS_UNKNOWN)
       handled = true;
   }
@@ -755,30 +754,13 @@ void RootWindow::OnWindowAddedToRootWindow(Window* attached) {
 }
 
 bool RootWindow::DispatchLongPressGestureEvent(ui::GestureEvent* event) {
-  return DispatchGestureEvent(static_cast<ui::GestureEvent*>(event));
+  return DispatchGestureEvent(event);
 }
 
 bool RootWindow::DispatchCancelTouchEvent(ui::TouchEvent* event) {
   return OnHostTouchEvent(event);
 }
 
-ui::GestureEvent* RootWindow::CreateGestureEvent(
-    const ui::GestureEventDetails& details,
-    const gfx::Point& location,
-    int flags,
-    base::Time time,
-    unsigned int touch_id_bitfield) {
-  return new ui::GestureEvent(details.type(), location.x(), location.y(),
-                                  flags, time, details, touch_id_bitfield);
-}
-
-ui::TouchEvent* RootWindow::CreateTouchEvent(ui::EventType type,
-                                             const gfx::Point& location,
-                                             int touch_id,
-                                             base::TimeDelta time_stamp) {
-  return new ui::TouchEvent(type, location, touch_id, time_stamp);
-}
-
 void RootWindow::OnLayerAnimationEnded(
     ui::LayerAnimationSequence* animation) {
   OnHostResized(host_->GetBounds().size());