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

chrome/common/render_messages_internal.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.
 
 // This header is meant to be included in multiple passes, hence no traditional
 // header guard.
 // See ipc_message_macros.h for explanation of the macros and passes.
 
 #include <map>
 #include <string>
@@ skipping 750 matching lines @@
                        int64 /* the size of the given DB file */)
 
   // Notifies the child process of the new database size
   IPC_MESSAGE_CONTROL4(ViewMsg_DatabaseUpdateSize,
                        string16 /* the origin */,
                        string16 /* the database name */,
                        int64 /* the new database size */,
                        int64 /* space available to origin */)
 
   // Storage events are broadcast to renderer processes.
-  IPC_MESSAGE_CONTROL5(ViewMsg_DOMStorageEvent,
-                       string16 /* key */,
-                       NullableString16 /* old_value */,
-                       NullableString16 /* new_value */,
-                       string16 /* origin */,
-                       DOMStorageType /* dom_storage_type */)
+  IPC_MESSAGE_CONTROL1(ViewMsg_DOMStorageEvent,
+                       ViewMsg_DOMStorageEvent_Params)
 
 #if defined(IPC_MESSAGE_LOG_ENABLED)
   // Tell the renderer process to begin or end IPC message logging.
   IPC_MESSAGE_CONTROL1(ViewMsg_SetIPCLoggingEnabled,
                        bool /* on or off */)
 #endif
 
   // Opens the given file for the sandboxed plugin, returning a handle
   // duplicated into the destination process. On error, or if the file is not
   // permitted by the security policy, the response will contain a 0 handle.
@@ skipping 1202 matching lines @@
 
   // Asks the browser process to generate a keypair for grabbing a client
   // certificate from a CA (<keygen> tag), and returns the signed public
   // key and challenge string.
   IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_Keygen,
                               uint32 /* key size index */,
                               std::string /* challenge string */,
                               GURL /* URL of requestor */,
                               std::string /* signed public key and challenge */)
 IPC_END_MESSAGES(ViewHost)