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

extensions/common/permissions/settings_override_permission.cc

 // 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.
 
 #include "extensions/common/permissions/settings_override_permission.h"
 
 #include <memory>
 
 #include "base/memory/ptr_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 62 matching lines @@
   CHECK_EQ(info(), rhs->info());
   return new SettingsOverrideAPIPermission(info(), setting_value_);
 }
 
 APIPermission* SettingsOverrideAPIPermission::Intersect(
     const APIPermission* rhs) const {
   CHECK_EQ(info(), rhs->info());
   return new SettingsOverrideAPIPermission(info(), setting_value_);
 }
 
+void SettingsOverrideAPIPermission::GetSize(base::PickleSizer* s) const {}
+
 void SettingsOverrideAPIPermission::Write(base::Pickle* m) const {}
 
 bool SettingsOverrideAPIPermission::Read(const base::Pickle* m,
                                          base::PickleIterator* iter) {
   return true;
 }
 
 void SettingsOverrideAPIPermission::Log(std::string* log) const {
   *log = setting_value_;
 }
 
 }  // namespace extensions