Modified the pepper file chooser API to support filtering files by extensions.

ppapi/proxy/resource_creation_proxy.cc

 // Copyright (c) 2012 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.
 
 #include "ppapi/proxy/resource_creation_proxy.h"
 
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/pp_size.h"
 #include "ppapi/c/trusted/ppb_image_data_trusted.h"
 #include "ppapi/proxy/plugin_dispatcher.h"
@@ skipping 205 matching lines @@
 
 PP_Resource ResourceCreationProxy::CreateDirectoryReader(
     PP_Resource directory_ref) {
   NOTIMPLEMENTED();  // Not proxied yet.
   return 0;
 }
 
 PP_Resource ResourceCreationProxy::CreateFileChooser(
     PP_Instance instance,
     PP_FileChooserMode_Dev mode,
-    const char* accept_mime_types) {
+    const char* accept_types) {
   return PPB_FileChooser_Proxy::CreateProxyResource(instance, mode,
-                                                    accept_mime_types);
+                                                    accept_types);
 }
 
 PP_Resource ResourceCreationProxy::CreateFlashMenu(
     PP_Instance instance,
     const PP_Flash_Menu* menu_data) {
   return PPB_Flash_Menu_Proxy::CreateProxyResource(instance, menu_data);
 }
 
 PP_Resource ResourceCreationProxy::CreateFlashMessageLoop(
     PP_Instance instance) {
@@ skipping 103 matching lines @@
 bool ResourceCreationProxy::Send(IPC::Message* msg) {
   return dispatcher()->Send(msg);
 }
 
 bool ResourceCreationProxy::OnMessageReceived(const IPC::Message& msg) {
   return false;
 }
 
 }  // namespace proxy
 }  // namespace ppapi