First half of http://codereview.chromium.org/274014/show...

chrome/common/render_messages.h

 // Copyright (c) 2009 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_RENDER_MESSAGES_H_
 #define CHROME_COMMON_RENDER_MESSAGES_H_
 
 #include <string>
 #include <vector>
 #include <map>
@@ skipping 477 matching lines @@
 
 // Parameters for the IPC message ViewHostMsg_ScriptedPrint
 struct ViewHostMsg_ScriptedPrint_Params {
   int routing_id;
   gfx::NativeViewId host_window_id;
   int cookie;
   int expected_pages_count;
   bool has_selection;
 };
 
+// Signals a storage event.
+struct ViewMsg_DOMStorageEvent_Params {
+  // The key that generated the storage event.  Null if clear() was called.
+  NullableString16 key_;
+
+  // The old value of this key.  Null on clear() or if it didn't have a value.
+  NullableString16 old_value_;
+
+  // The new value of this key.  Null on removeItem() or clear().
+  NullableString16 new_value_;
+
+  // The origin this is associated with.
+  string16 origin_;
+
+  // The storage type of this event.
+  DOMStorageType storage_type_;
+};
+
 namespace IPC {
 
 template <>
 struct ParamTraits<ResourceType::Type> {
   typedef ResourceType::Type param_type;
   static void Write(Message* m, const param_type& p) {
     m->WriteInt(p);
   }
   static bool Read(const Message* m, void** iter, param_type* p) {
     int type;
@@ skipping 1689 matching lines @@
         break;
       default:
         NOTIMPLEMENTED();
         control = L"UNKNOWN";
         break;
     }
     LogParam(control, l);
   }
 };
 
+// Traits for ViewMsg_DOMStorageEvent_Params.
+template <>
+struct ParamTraits<ViewMsg_DOMStorageEvent_Params> {
+  typedef ViewMsg_DOMStorageEvent_Params param_type;
+  static void Write(Message* m, const param_type& p) {
+    WriteParam(m, p.key_);
+    WriteParam(m, p.old_value_);
+    WriteParam(m, p.new_value_);
+    WriteParam(m, p.origin_);
+    WriteParam(m, p.storage_type_);
+  }
+  static bool Read(const Message* m, void** iter, param_type* p) {
+    return
+        ReadParam(m, iter, &p->key_) &&
+        ReadParam(m, iter, &p->old_value_) &&
+        ReadParam(m, iter, &p->new_value_) &&
+        ReadParam(m, iter, &p->origin_) &&
+        ReadParam(m, iter, &p->storage_type_);
+  }
+  static void Log(const param_type& p, std::wstring* l) {
+    l->append(L"(");
+    LogParam(p.key_, l);
+    l->append(L", ");
+    LogParam(p.old_value_, l);
+    l->append(L", ");
+    LogParam(p.new_value_, l);
+    l->append(L", ");
+    LogParam(p.origin_, l);
+    l->append(L", ");
+    LogParam(p.storage_type_, l);
+    l->append(L")");
+  }
+};
+
 // Traits for WebCookie
 template <>
 struct ParamTraits<webkit_glue::WebCookie> {
   typedef webkit_glue::WebCookie param_type;
   static void Write(Message* m, const param_type& p) {
     WriteParam(m, p.name);
     WriteParam(m, p.value);
     WriteParam(m, p.domain);
     WriteParam(m, p.path);
     WriteParam(m, p.expires);
@@ skipping 17 matching lines @@
   }
 };
 
 }  // namespace IPC
 
 
 #define MESSAGES_INTERNAL_FILE "chrome/common/render_messages_internal.h"
 #include "ipc/ipc_message_macros.h"
 
 #endif  // CHROME_COMMON_RENDER_MESSAGES_H_