Remove dependency from ui/base to cc on non-Android platforms

ui/base/touch/selection_bound.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_BASE_TOUCH_SELECTION_BOUND_H_
 #define UI_BASE_TOUCH_SELECTION_BOUND_H_
 
 #include "ui/base/ui_base_export.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/point_f.h"
 
-namespace cc {
-struct ViewportSelectionBound;
-}
-
 namespace gfx {
 class Rect;
 }
 
 namespace ui {
 
 // Bound of a selection end-point.
 class UI_BASE_EXPORT SelectionBound {
  public:
   enum Type {
     LEFT,
     RIGHT,
     CENTER,
     EMPTY,
     LAST = EMPTY
   };
 
   SelectionBound();
-  explicit SelectionBound(const cc::ViewportSelectionBound& bound);
+  SelectionBound(const SelectionBound& other);
   ~SelectionBound();
 
   Type type() const { return type_; }
   void set_type(Type value) { type_ = value; }
 
   const gfx::PointF& edge_top() const { return edge_top_; }
   const gfx::Point& edge_top_rounded() const { return edge_top_rounded_; }
   void SetEdgeTop(const gfx::PointF& value);
 
   const gfx::PointF& edge_bottom() const { return edge_bottom_; }
@@ skipping 21 matching lines @@
                                const SelectionBound& rhs);
 UI_BASE_EXPORT bool operator!=(const SelectionBound& lhs,
                                const SelectionBound& rhs);
 
 UI_BASE_EXPORT gfx::Rect RectBetweenSelectionBounds(const SelectionBound& b1,
                                                     const SelectionBound& b2);
 
 }  // namespace ui
 
 #endif  // UI_BASE_TOUCH_SELECTION_BOUND_H_