Re-land "Issue 191223007: Move touch CTM from X into Chrome"

ui/events/event.h

 // 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.
 
 #ifndef UI_EVENTS_EVENT_H_
 #define UI_EVENTS_EVENT_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/event_types.h"
@@ skipping 454 matching lines @@
 
   virtual ~TouchEvent();
 
   int touch_id() const { return touch_id_; }
   float radius_x() const { return radius_x_; }
   float radius_y() const { return radius_y_; }
   float rotation_angle() const { return rotation_angle_; }
   float force() const { return force_; }
   int source_device_id() const { return source_device_id_; }
 
-  // Relocate the touch-point to a new |origin|.
-  // This is useful when touch event is in X Root Window coordinates,
-  // and it needs to be mapped into Aura Root Window coordinates.
-  void Relocate(const gfx::Point& origin);
-
   // Used for unit tests.
   void set_radius_x(const float r) { radius_x_ = r; }
   void set_radius_y(const float r) { radius_y_ = r; }
   void set_source_device_id(int source_device_id) {
     source_device_id_ = source_device_id;
   }
 
   // Overridden from LocatedEvent.
   virtual void UpdateForRootTransform(
       const gfx::Transform& inverted_root_transform) OVERRIDE;
@@ skipping 197 matching lines @@
   // The set of indices of ones in the binary representation of
   // touch_ids_bitfield_ is the set of touch_ids associate with this gesture.
   // This value is stored as a bitfield because the number of touch ids varies,
   // but we currently don't need more than 32 touches at a time.
   const unsigned int touch_ids_bitfield_;
 };
 
 }  // namespace ui
 
 #endif  // UI_EVENTS_EVENT_H_