Break large blobs into multiple ipcs during creation.

content/common/webkit_param_traits.h

 // Copyright (c) 2011 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.
 
 // This file is used to define IPC::ParamTraits<> specializations for a number
 // of WebKit types so that they can be serialized over IPC.  IPC::ParamTraits<>
 // specializations for basic types (like int and std::string) and types in the
 // 'base' project can be found in ipc/ipc_message_utils.h.  This file contains
 // specializations for types that are used by the content code, and which need
 // manual serialization code.  This is usually because they're not structs with
 // public members.
 
 #ifndef CONTENT_COMMON_WEBKIT_PARAM_TRAITS_H_
 #define CONTENT_COMMON_WEBKIT_PARAM_TRAITS_H_
 #pragma once
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "content/common/content_export.h"
 #include "ipc/ipc_message_utils.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebInputEvent.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebTextDirection.h"
 #include "webkit/blob/blob_data.h"

[jianli, 2011/09/30 00:59:34]

This include is not longer needed.

 #include "webkit/glue/npruntime_util.h"
 #include "webkit/glue/resource_type.h"
 #include "webkit/glue/webcursor.h"
 #include "webkit/glue/window_open_disposition.h"
 
 namespace webkit_glue {
 struct PasswordForm;
 struct ResourceDevToolsInfo;
 struct ResourceLoadTimingInfo;
 }
@@ skipping 47 matching lines @@
 
 template <>
 struct ParamTraits<scoped_refptr<webkit_glue::ResourceDevToolsInfo> > {
   typedef scoped_refptr<webkit_glue::ResourceDevToolsInfo> param_type;
   static void Write(Message* m, const param_type& p);
   static bool Read(const Message* m, void** iter, param_type* r);
   static void Log(const param_type& p, std::string* l);
 };
 
 template <>
-struct ParamTraits<scoped_refptr<webkit_blob::BlobData > > {
-  typedef scoped_refptr<webkit_blob::BlobData> param_type;
-  static void Write(Message* m, const param_type& p);
-  static bool Read(const Message* m, void** iter, param_type* r);
-  static void Log(const param_type& p, std::string* l);
-};
-
-template <>
 struct ParamTraits<NPVariant_Param> {
   typedef NPVariant_Param param_type;
   static void Write(Message* m, const param_type& p);
   static bool Read(const Message* m, void** iter, param_type* r);
   static void Log(const param_type& p, std::string* l);
 };
 
 template <>
 struct ParamTraits<NPIdentifier_Param> {
   typedef NPIdentifier_Param param_type;
@@ skipping 121 matching lines @@
 struct CONTENT_EXPORT ParamTraits<webkit_glue::PasswordForm> {
   typedef webkit_glue::PasswordForm param_type;
   static void Write(Message* m, const param_type& p);
   static bool Read(const Message* m, void** iter, param_type* p);
   static void Log(const param_type& p, std::string* l);
 };
 
 }  // namespace IPC
 
 #endif  // CONTENT_COMMON_WEBKIT_PARAM_TRAITS_H_