Separate out Touch Selection Orientation enum

ui/touch_selection/touch_selection_controller.h

 // 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.
 
 #ifndef UI_TOUCH_SELECTION_TOUCH_SELECTION_CONTROLLER_H_
 #define UI_TOUCH_SELECTION_TOUCH_SELECTION_CONTROLLER_H_
 
 #include "ui/base/touch/selection_bound.h"
 #include "ui/gfx/geometry/point_f.h"
 #include "ui/gfx/geometry/rect_f.h"
 #include "ui/touch_selection/selection_event_type.h"
 #include "ui/touch_selection/touch_handle.h"
+#include "ui/touch_selection/touch_handle_orientation.h"
 #include "ui/touch_selection/ui_touch_selection_export.h"
 
 namespace ui {
 class MotionEvent;
 
 // Interface through which |TouchSelectionController| issues selection-related
 // commands, notifications and requests.
 class UI_TOUCH_SELECTION_EXPORT TouchSelectionControllerClient {
  public:
   virtual ~TouchSelectionControllerClient() {}
@@ skipping 128 matching lines @@
   // Whether a selection handle was dragged during the current 'selection
   // session' - i.e. since the current selection has been activated.
   bool selection_handle_dragged_;
 
   DISALLOW_COPY_AND_ASSIGN(TouchSelectionController);
 };
 
 }  // namespace ui
 
 #endif  // UI_TOUCH_SELECTION_TOUCH_SELECTION_CONTROLLER_H_