Clean up the file dev interfaces. The combination of some dev and some non

ppapi/examples/file_chooser/file_chooser.cc

 // Copyright (c) 2010 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/c/dev/ppb_file_chooser_dev.h"
 #include "ppapi/c/pp_input_event.h"
 #include "ppapi/cpp/completion_callback.h"
 #include "ppapi/cpp/dev/file_chooser_dev.h"
-#include "ppapi/cpp/dev/file_ref_dev.h"
+#include "ppapi/cpp/file_ref.h"
 #include "ppapi/cpp/module.h"
 #include "ppapi/cpp/private/instance_private.h"
 #include "ppapi/cpp/private/var_private.h"
 
 class MyInstance : public pp::InstancePrivate {
  public:
   MyInstance(PP_Instance instance)
       : pp::InstancePrivate(instance) {
     callback_factory_.Initialize(this);
   }
@@ skipping 29 matching lines @@
     pp::FileChooser_Dev* file_chooser = new pp::FileChooser_Dev(
         *this, options);
     file_chooser->Show(callback_factory_.NewCallback(
         &MyInstance::ShowSelectedFileNames, file_chooser));
   }
 
   void ShowSelectedFileNames(int32_t, pp::FileChooser_Dev* file_chooser) {
     if (!file_chooser)
       return;
 
-    pp::FileRef_Dev file_ref = file_chooser->GetNextChosenFile();
+    pp::FileRef file_ref = file_chooser->GetNextChosenFile();
     while (!file_ref.is_null()) {
       Log(file_ref.GetName());
       file_ref = file_chooser->GetNextChosenFile();
     }
 
     delete file_chooser;
   }
 
   void RecreateConsole() {
     pp::VarPrivate doc = GetWindowObject().GetProperty("document");
@@ skipping 28 matching lines @@
 };
 
 namespace pp {
 
 // Factory function for your specialization of the Module object.
 Module* CreateModule() {
   return new MyModule();
 }
 
 }  // namespace pp