Rid the world of the last of views::Event types: TouchEvent, GestureEvent, MouseWheelEvent, ScrollE…

ui/views/events/event_x.cc

Index: ui/views/events/event_x.cc
===================================================================
--- ui/views/events/event_x.cc	(revision 151481)
+++ ui/views/events/event_x.cc	(working copy)
@@ -1,57 +0,0 @@
-// Copyright (c) 2012 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/views/events/event.h"
-
-#include <gdk/gdk.h>
-#include <gdk/gdkx.h>
-#include <X11/extensions/XInput2.h>
-#include <X11/Xlib.h>
-
-#include "base/logging.h"
-#include "base/utf_string_conversions.h"
-#include "ui/base/events.h"
-#include "ui/base/keycodes/keyboard_code_conversion.h"
-#include "ui/base/keycodes/keyboard_code_conversion_x.h"
-#include "ui/base/touch/touch_factory.h"
-#include "ui/views/widget/root_view.h"
-
-namespace views {
-
-////////////////////////////////////////////////////////////////////////////////
-// TouchEvent, public:
-
-TouchEvent::TouchEvent(const base::NativeEvent& native_event)
-    : LocatedEvent(native_event),
-      touch_id_(ui::GetTouchId(native_event)),
-      radius_x_(ui::GetTouchRadiusX(native_event)),
-      radius_y_(ui::GetTouchRadiusY(native_event)),
-      rotation_angle_(ui::GetTouchAngle(native_event)),
-      force_(ui::GetTouchForce(native_event)) {
-#if defined(USE_XI2_MT)
-  if (type() == ui::ET_TOUCH_RELEASED) {
-    // NOTE: The slot is allocated by TouchFactory for each XI_TouchBegin
-    //       event, which carries a new tracking ID to identify a new touch
-    //       sequence.
-    ui::TouchFactory* factory = ui::TouchFactory::GetInstance();
-    float tracking_id;
-    if (factory->ExtractTouchParam(*native_event,
-                                   ui::TouchFactory::TP_TRACKING_ID,
-                                   &tracking_id)) {
-      factory->ReleaseSlotForTrackingID(tracking_id);
-    }
-  }
-#else
-  if (type() == ui::ET_TOUCH_PRESSED || type() == ui::ET_TOUCH_RELEASED) {
-    ui::TouchFactory* factory = ui::TouchFactory::GetInstance();
-    float slot;
-    if (factory->ExtractTouchParam(*native_event,
-                                   ui::TouchFactory::TP_SLOT_ID, &slot)) {
-      factory->SetSlotUsed(slot, type() == ui::ET_TOUCH_PRESSED);
-    }
-  }
-#endif
-}
-
-}  // namespace views