Proper forwarding of messages (Code C4099)

tf2/include/tf2/impl/stamped_traits.h

@@ -41,43 +41,43 @@ namespace geometry_msgs
 namespace msg
 {
 template<typename Alloc>
-class Point_;
+struct Point_;
 template<typename Alloc>
-class Vector_;
+struct Vector_;
 template<typename Alloc>
-class Quaternion_;
+struct Quaternion_;
 template<typename Alloc>
-class Pose_;
+struct Pose_;
 template<typename Alloc>
-class Twist_;
+struct Twist_;
 template<typename Alloc>
-class PoseWithCovariance_;
+struct PoseWithCovariance_;
 template<typename Alloc>
-class Wrench_;
+struct Wrench_;
 template<typename Alloc>
-class PointStamped_;
+struct PointStamped_;
 template<typename Alloc>
-class VectorStamped_;
+struct VectorStamped_;
 template<typename Alloc>
-class QuaternionStamped_;
+struct QuaternionStamped_;
 template<typename Alloc>
-class PoseStamped_;
+struct PoseStamped_;
 template<typename Alloc>
-class TwistStamped_;
+struct TwistStamped_;
 template<typename Alloc>
-class PoseWithCovarianceStamped_;
+struct PoseWithCovarianceStamped_;
 template<typename Alloc>
-class WrenchStamped_;
+struct WrenchStamped_;
 template<typename Alloc>
-class TransformStamped_;
+struct TransformStamped_;
 template<typename Alloc>
-class Transform_;
+struct Transform_;
 template<typename Alloc>
-class Vector3_;
+struct Vector3_;
 template<typename Alloc>
-class Vector3Stamped_;
+struct Vector3Stamped_;
 template<typename Alloc>
-class TwistWithCovarianceStamped_;
+struct TwistWithCovarianceStamped_;
 }  // namespace msg
 }  // namespace geometry_msgs