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

chrome/common/content_settings_pattern_serializer.cc

 // Copyright (c) 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 "chrome/common/content_settings_pattern_serializer.h"
 
 #include "chrome/common/render_messages.h"
 #include "components/content_settings/core/common/content_settings_pattern.h"
 
 // static
+void ContentSettingsPatternSerializer::GetSize(
+    const ContentSettingsPattern& pattern, base::PickleSizer* s) {
+  IPC::GetParamSize(s, pattern.is_valid_);
+  IPC::GetParamSize(s, pattern.parts_);
+}
+
+// static
 void ContentSettingsPatternSerializer::WriteToMessage(
     const ContentSettingsPattern& pattern,
     base::Pickle* m) {
   IPC::WriteParam(m, pattern.is_valid_);
   IPC::WriteParam(m, pattern.parts_);
 }
 
 // static
 bool ContentSettingsPatternSerializer::ReadFromMessage(
     const base::Pickle* m,
     base::PickleIterator* iter,
     ContentSettingsPattern* pattern) {
   DCHECK(pattern);
   return IPC::ReadParam(m, iter, &pattern->is_valid_) &&
          IPC::ReadParam(m, iter, &pattern->parts_);
 }