Move ScrollSnapPoints to its own file.

third_party/WebKit/Source/core/style/StyleScrollSnapData.h

 /*
  * Copyright (C) 2014 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  * THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef StyleScrollSnapData_h
 #define StyleScrollSnapData_h
 
+#include "core/style/ScrollSnapPoints.h"
 #include "platform/LengthPoint.h"
 #include "platform/wtf/Allocator.h"
 #include "platform/wtf/RefCounted.h"
 #include "platform/wtf/Vector.h"
 
 namespace blink {
 
-struct ScrollSnapPoints {
-  DISALLOW_NEW();
-  Length repeat_offset;
-  bool has_repeat;
-  bool uses_elements;
-  ScrollSnapPoints();
-};
-
-bool operator==(const ScrollSnapPoints&, const ScrollSnapPoints&);
-inline bool operator!=(const ScrollSnapPoints& a, const ScrollSnapPoints& b) {
-  return !(a == b);
-}
-
 class StyleScrollSnapData : public RefCounted<StyleScrollSnapData> {
  public:
   static PassRefPtr<StyleScrollSnapData> Create() {
     return AdoptRef(new StyleScrollSnapData);
   }
   PassRefPtr<StyleScrollSnapData> Copy() {
     return AdoptRef(new StyleScrollSnapData(*this));
   }
 
   ScrollSnapPoints x_points_;
   ScrollSnapPoints y_points_;
   LengthPoint destination_;
   Vector<LengthPoint> coordinates_;
 
  private:
   StyleScrollSnapData();
   StyleScrollSnapData(const StyleScrollSnapData&);
 };
 
 bool operator==(const StyleScrollSnapData&, const StyleScrollSnapData&);
 inline bool operator!=(const StyleScrollSnapData& a,
                        const StyleScrollSnapData& b) {
   return !(a == b);
 }
 
 }  // namespace blink
 
 #endif  // StyleScrollSnapData_h