ParamTraits version of https://codereview.chromium.org/1896883002/

content/common/resource_messages.h

Index: content/common/resource_messages.h
diff --git a/content/common/resource_messages.h b/content/common/resource_messages.h
index 6397eb5abeadcf9babfd92cd8a3874765bb9452d..9d0794d21e89203436866e4f1cf8852089486357 100644
--- a/content/common/resource_messages.h
+++ b/content/common/resource_messages.h
@@ -39,6 +39,7 @@ namespace IPC {
 template <>
 struct ParamTraits<scoped_refptr<net::HttpResponseHeaders> > {
   typedef scoped_refptr<net::HttpResponseHeaders> param_type;
+  static void GetSize(base::PickleSizer* s, const param_type& p);
   static void Write(base::Pickle* m, const param_type& p);
   static bool Read(const base::Pickle* m,
                    base::PickleIterator* iter,
@@ -49,6 +50,7 @@ struct ParamTraits<scoped_refptr<net::HttpResponseHeaders> > {
 template <>
 struct CONTENT_EXPORT ParamTraits<storage::DataElement> {
   typedef storage::DataElement param_type;
+  static void GetSize(base::PickleSizer* s, const param_type& p);
   static void Write(base::Pickle* m, const param_type& p);
   static bool Read(const base::Pickle* m,
                    base::PickleIterator* iter,
@@ -59,6 +61,7 @@ struct CONTENT_EXPORT ParamTraits<storage::DataElement> {
 template <>
 struct ParamTraits<scoped_refptr<content::ResourceDevToolsInfo> > {
   typedef scoped_refptr<content::ResourceDevToolsInfo> param_type;
+  static void GetSize(base::PickleSizer* s, const param_type& p);
   static void Write(base::Pickle* m, const param_type& p);
   static bool Read(const base::Pickle* m,
                    base::PickleIterator* iter,
@@ -69,6 +72,7 @@ struct ParamTraits<scoped_refptr<content::ResourceDevToolsInfo> > {
 template <>
 struct ParamTraits<net::LoadTimingInfo> {
   typedef net::LoadTimingInfo param_type;
+  static void GetSize(base::PickleSizer* s, const param_type& p);
   static void Write(base::Pickle* m, const param_type& p);
   static bool Read(const base::Pickle* m,
                    base::PickleIterator* iter,
@@ -79,6 +83,7 @@ struct ParamTraits<net::LoadTimingInfo> {
 template <>
 struct ParamTraits<scoped_refptr<content::ResourceRequestBody> > {
   typedef scoped_refptr<content::ResourceRequestBody> param_type;
+  static void GetSize(base::PickleSizer* s, const param_type& p);
   static void Write(base::Pickle* m, const param_type& p);
   static bool Read(const base::Pickle* m,
                    base::PickleIterator* iter,