Generate param traits size methods for IPC files in chrome/ (and traits it depends on).

chrome/common/safe_browsing/protobuf_message_param_traits.h

 // 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.
 
 #ifndef CHROME_COMMON_SAFE_BROWSING_PROTOBUF_MESSAGE_PARAM_TRAITS_H_
 #define CHROME_COMMON_SAFE_BROWSING_PROTOBUF_MESSAGE_PARAM_TRAITS_H_
 
 #include <limits.h>
 
 #include <string>
 
 #include "base/pickle.h"
 #include "ipc/ipc_message.h"
 #include "ipc/ipc_param_traits.h"
 #include "third_party/protobuf/src/google/protobuf/repeated_field.h"
 
 namespace IPC {
 
 template <class Element>
 struct ParamTraits<google::protobuf::RepeatedPtrField<Element>> {
   typedef google::protobuf::RepeatedPtrField<Element> param_type;
 
+  static void GetSize(base::PickleSizer* s, const param_type& p) {
+    GetParamSize(s, p.size());
+    for (const auto& element : p)
+      GetParamSize(s, element);
+  }
+
   static void Write(base::Pickle* m, const param_type& p) {
     WriteParam(m, p.size());
     for (const auto& element : p)
       WriteParam(m, element);
   }
 
   static bool Read(const base::Pickle* m,
                    base::PickleIterator* iter,
                    param_type* p) {
     int size;
@@ skipping 18 matching lines @@
       else
         logged_first = true;
       LogParam(element, l);
     }
   }
 };
 
 }  // namespace IPC
 
 #endif  // CHROME_COMMON_SAFE_BROWSING_PROTOBUF_MESSAGE_PARAM_TRAITS_H_