Implement the file chooser as a new resource "host"

content/renderer/pepper/pepper_in_process_resource_creation.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 "content/renderer/pepper/pepper_in_process_resource_creation.h"
 
 #include "content/renderer/pepper/content_renderer_pepper_host_factory.h"
 #include "ipc/ipc_message.h"
 #include "ipc/ipc_message_macros.h"
 #include "ppapi/host/ppapi_host.h"
+#include "ppapi/proxy/file_chooser_resource.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/shared_impl/ppapi_globals.h"
 #include "ppapi/shared_impl/resource_tracker.h"
 
 // Note that the code in the creation functions in this file should generall be
 // the same as that in pepper/proxy/resource_creation_proxy.cc. See
 // pepper_in_process_resource_creation.h for what this file is for.
 
 namespace content {
 
@@ skipping 73 matching lines @@
     webkit::ppapi::PluginInstance* instance)
     : ResourceCreationImpl(instance),
       host_to_plugin_router_(new HostToPluginRouter),
       plugin_to_host_router_(
           new PluginToHostRouter(render_view, host_to_plugin_router_.get())) {
 }
 
 PepperInProcessResourceCreation::~PepperInProcessResourceCreation() {
 }
 
+PP_Resource PepperInProcessResourceCreation::CreateFileChooser(
+    PP_Instance instance,
+    PP_FileChooserMode_Dev mode,
+    const char* accept_types) {
+  return (new ppapi::proxy::FileChooserResource(
+      plugin_to_host_router_.get(),
+      instance, mode, accept_types))->GetReference();
+}
+
 }  // namespace content