Added serialization to protobufs for property trees.

cc/proto/gfx_conversions.cc

 // Copyright 2015 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.
 
 #include "cc/proto/gfx_conversions.h"
 
 #include "cc/proto/point.pb.h"
 #include "cc/proto/pointf.pb.h"
 #include "cc/proto/rect.pb.h"
 #include "cc/proto/rectf.pb.h"
+#include "cc/proto/scroll_offset.pb.h"
 #include "cc/proto/size.pb.h"
 #include "cc/proto/sizef.pb.h"
 #include "cc/proto/transform.pb.h"
+#include "cc/proto/vector2df.pb.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/point_f.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/geometry/rect_f.h"
+#include "ui/gfx/geometry/scroll_offset.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/gfx/geometry/size_f.h"
+#include "ui/gfx/geometry/vector2d_f.h"
 #include "ui/gfx/transform.h"
 
 namespace cc {
 
 void PointToProto(const gfx::Point& point, proto::Point* proto) {
   proto->set_x(point.x());
   proto->set_y(point.y());
 }
 
 gfx::Point ProtoToPoint(const proto::Point& proto) {
@@ skipping 64 matching lines @@
   gfx::Transform transform;
   DCHECK_EQ(16, proto.matrix_size());
   for (int i = 0; i < 4; i++) {
     for (int j = 0; j < 4; j++) {
       transform.matrix().set(i, j, proto.matrix(i * 4 + j));
     }
   }
   return transform;
 }
 
+void Vector2dFToProto(const gfx::Vector2dF& vector, proto::Vector2dF* proto) {
+  proto->set_x(vector.x());
+  proto->set_y(vector.y());
+}
+
+gfx::Vector2dF ProtoToVector2dF(const proto::Vector2dF& proto) {
+  return gfx::Vector2dF(proto.x(), proto.y());
+}
+
+void ScrollOffsetToProto(const gfx::ScrollOffset& scroll_offset,
+                         proto::ScrollOffset* proto) {
+  proto->set_x(scroll_offset.x());
+  proto->set_y(scroll_offset.y());
+}
+
+gfx::ScrollOffset ProtoToScrollOffset(const proto::ScrollOffset& proto) {
+  return gfx::ScrollOffset(proto.x(), proto.y());
+}
+
 }  // namespace cc