Clean up GestureEventDetails constructors

ui/events/test/event_generator.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/events/test/event_generator.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 230 matching lines @@
   MoveTouch(point);
   ReleaseTouch();
 }
 
 void EventGenerator::PressMoveAndReleaseTouchToCenterOf(EventTarget* window) {
   PressMoveAndReleaseTouchTo(CenterOfWindow(window));
 }
 
 void EventGenerator::GestureEdgeSwipe() {
   ui::GestureEvent gesture(
-      0,
-      0,
-      0,
-      Now(),
-      ui::GestureEventDetails(ui::ET_GESTURE_WIN8_EDGE_SWIPE, 0, 0));
+      0, 0, 0, Now(), ui::GestureEventDetails(ui::ET_GESTURE_WIN8_EDGE_SWIPE));
   Dispatch(&gesture);
 }
 
 void EventGenerator::GestureTapAt(const gfx::Point& location) {
   const int kTouchId = 2;
   ui::TouchEvent press(ui::ET_TOUCH_PRESSED,
                        location,
                        kTouchId,
                        Now());
   Dispatch(&press);
@@ skipping 361 matching lines @@
   return default_delegate;
 }
 
 EventGeneratorDelegate* EventGenerator::delegate() {
   return const_cast<EventGeneratorDelegate*>(
       const_cast<const EventGenerator*>(this)->delegate());
 }
 
 }  // namespace test
 }  // namespace ui