Refactoring; switch the |filter| parameter into something that is more amenab...

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 910 matching lines @@
   // Send the tooltip text for the current mouse position to the browser.
   IPC_MESSAGE_ROUTED1(ViewHostMsg_SetTooltipText,
                       std::wstring /* tooltip text string */)
 
   // Notification that the text selection has changed.
   IPC_MESSAGE_ROUTED1(ViewHostMsg_SelectionChanged,
                       std::string /* currently selected text */)
 
   // Asks the browser to display the file chooser.  The result is returned in a
   // ViewHost_RunFileChooserResponse message.
-  IPC_MESSAGE_ROUTED4(ViewHostMsg_RunFileChooser,
+  IPC_MESSAGE_ROUTED3(ViewHostMsg_RunFileChooser,
                       bool /* multiple_files */,
-                      std::wstring /* title */,
-                      std::wstring /* Default file name */,
-                      std::wstring /* filter */)
+                      string16 /* title */,
+                      FilePath /* Default file name */)
 
   // Notification that password forms have been seen that are candidates for
   // filling/submitting by the password manager
   IPC_MESSAGE_ROUTED1(ViewHostMsg_PasswordFormsSeen,
                       std::vector<PasswordForm> /* forms */)
 
   // Notification that a form has been submitted.  The user hit the button.
   IPC_MESSAGE_ROUTED1(ViewHostMsg_AutofillFormSubmitted,
                       AutofillForm /* form */)
 
@@ skipping 383 matching lines @@
   IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_OpenChannelToExtension,
                               std::string /* extension_id */,
                               int /* port_id */)
 
   // Send a message to an extension process.  The handle is the value returned
   // by ViewHostMsg_OpenChannelToExtension.
   IPC_MESSAGE_CONTROL2(ViewHostMsg_ExtensionPostMessage,
                        int /* port_id */,
                        std::string /* message */)
 IPC_END_MESSAGES(ViewHost)