Separate out Touch Selection Orientation enum

ui/touch_selection/touch_handle.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_HANDLE_H_
 #define UI_TOUCH_SELECTION_TOUCH_HANDLE_H_
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time/time.h"
 #include "ui/events/gesture_detection/motion_event.h"
 #include "ui/gfx/geometry/point_f.h"
 #include "ui/gfx/geometry/rect_f.h"
 #include "ui/gfx/geometry/vector2d_f.h"
+#include "ui/touch_selection/touch_handle_orientation.h"
 #include "ui/touch_selection/ui_touch_selection_export.h"
 
 namespace ui {
 
 class TouchHandle;
 
-enum TouchHandleOrientation {
-  TOUCH_HANDLE_LEFT,
-  TOUCH_HANDLE_CENTER,
-  TOUCH_HANDLE_RIGHT,
-  TOUCH_HANDLE_ORIENTATION_UNDEFINED,
-};
-
 // Interface through which |TouchHandle| delegates rendering-specific duties.
 class UI_TOUCH_SELECTION_EXPORT TouchHandleDrawable {
  public:
   virtual ~TouchHandleDrawable() {}
   virtual void SetEnabled(bool enabled) = 0;
   virtual void SetOrientation(TouchHandleOrientation orientation) = 0;
   virtual void SetAlpha(float alpha) = 0;
   virtual void SetFocus(const gfx::PointF& position) = 0;
   virtual gfx::RectF GetVisibleBounds() const = 0;
 };
@@ skipping 87 matching lines @@
   bool is_visible_;
   bool is_dragging_;
   bool is_drag_within_tap_region_;
 
   DISALLOW_COPY_AND_ASSIGN(TouchHandle);
 };
 
 }  // namespace ui
 
 #endif  // UI_TOUCH_SELECTION_TOUCH_HANDLE_H_