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

extensions/common/permissions/settings_override_permission.h

 // Copyright 2014 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 EXTENSIONS_COMMON_PERMISSIONS_SETTINGS_OVERRIDE_PERMISSION_H_
 #define EXTENSIONS_COMMON_PERMISSIONS_SETTINGS_OVERRIDE_PERMISSION_H_
 
 #include <string>
 
 #include "extensions/common/permissions/api_permission.h"
@@ skipping 15 matching lines @@
   bool Contains(const APIPermission* rhs) const override;
   bool Equal(const APIPermission* rhs) const override;
   bool FromValue(const base::Value* value,
                  std::string* error,
                  std::vector<std::string>* unhandled_permissions) override;
   std::unique_ptr<base::Value> ToValue() const override;
   APIPermission* Clone() const override;
   APIPermission* Diff(const APIPermission* rhs) const override;
   APIPermission* Union(const APIPermission* rhs) const override;
   APIPermission* Intersect(const APIPermission* rhs) const override;
+  void GetSize(base::PickleSizer* s) const override;
   void Write(base::Pickle* m) const override;
   bool Read(const base::Pickle* m, base::PickleIterator* iter) override;
   void Log(std::string* log) const override;
 
  private:
   std::string setting_value_;
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_PERMISSIONS_SETTINGS_OVERRIDE_PERMISSION_H_