Supports Gtk keyboard themes....

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 <string>
 #include <vector>
@@ skipping 121 matching lines @@
                       int /* document_cookie */,
                       bool /* success */)
 
   // Tells the render view that a ViewHostMsg_ScrollRect message was processed.
   // This signals the render view that it can send another ScrollRect message.
   IPC_MESSAGE_ROUTED0(ViewMsg_ScrollRect_ACK)
 
   // Message payload is a blob that should be cast to WebInputEvent
   IPC_MESSAGE_ROUTED0(ViewMsg_HandleInputEvent)
 
+  // This message notifies the renderer that the next key event is bound to one
+  // or more pre-defined edit commands. If the next key event is not handled
+  // by webkit, the specified edit commands shall be executed against current
+  // focused frame.
+  // Parameters
+  // * edit_commands (see chrome/common/edit_command_types.h)
+  //   Contains one or more edit commands.
+  // See third_party/WebKit/WebCore/editing/EditorCommand.cpp for detailed
+  // definition of webkit edit commands.
+  //
+  // This message must be sent just before sending a key event.
+  IPC_MESSAGE_ROUTED1(ViewMsg_SetEditCommandsForNextKeyEvent,
+                      EditCommands /* edit_commands */)
+
   // Message payload is the name/value of a WebCore edit command to execute.
   IPC_MESSAGE_ROUTED2(ViewMsg_ExecuteEditCommand,
                       std::string, /* name */
                       std::string /* value */)
 
   IPC_MESSAGE_ROUTED0(ViewMsg_MouseCaptureLost)
 
   // TODO(darin): figure out how this meshes with RestoreFocus
   IPC_MESSAGE_ROUTED1(ViewMsg_SetFocus, bool /* enable */)
 
@@ skipping 1547 matching lines @@
   IPC_MESSAGE_CONTROL2(ViewHostMsg_DatabaseGetFileAttributes,
                        FilePath /* the name of the file */,
                        int32 /* a unique message ID */)
 
   // Asks the browser process to return the size of a DB file
   IPC_MESSAGE_CONTROL2(ViewHostMsg_DatabaseGetFileSize,
                        FilePath /* the name of the file */,
                        int32 /* a unique message ID */)
 
 IPC_END_MESSAGES(ViewHost)