Pepper: Move FileRef to the "new" resource proxy.

ppapi/shared_impl/file_ref_create_info.h

Index: ppapi/shared_impl/file_ref_create_info.h
diff --git a/ppapi/shared_impl/file_ref_create_info.h b/ppapi/shared_impl/file_ref_create_info.h
index a3599f7183e2aa1b277b6ee7565fd381fe451899..24e3fb9b3dd7b6ebec0837190058466e19df97d8 100644
--- a/ppapi/shared_impl/file_ref_create_info.h
+++ b/ppapi/shared_impl/file_ref_create_info.h
@@ -10,12 +10,20 @@
 #include "base/files/file_path.h"
 #include "ppapi/c/pp_file_info.h"
 #include "ppapi/c/pp_resource.h"
+#include "ppapi/shared_impl/ppapi_shared_export.h"
 
 namespace ppapi {
 
 // FileRefs are created in a number of places and they include a number of
 // return values. This struct encapsulates everything in one place.
-struct FileRef_CreateInfo {
+struct FileRefCreateInfo {
+  FileRefCreateInfo() :
+    file_system_type(PP_FILESYSTEMTYPE_INVALID),
+    pending_host_resource_id(0),
+    file_system_plugin_resource(0) { }
+
+  PPAPI_SHARED_EXPORT bool IsValid() const;
+
   PP_FileSystemType file_system_type;
   std::string internal_path;
   std::string display_name;
@@ -28,6 +36,13 @@ struct FileRef_CreateInfo {
   PP_Resource file_system_plugin_resource;
 };
 
+// Used in the renderer when sending a FileRefCreateInfo to a plugin for a
+// FileRef on an external filesystem.
+PPAPI_SHARED_EXPORT FileRefCreateInfo
+MakeExternalFileRefCreateInfo(const base::FilePath& external_path,
+                              const std::string& display_name,
+                              int pending_host_resource_id);
+
 }  // namespace ppapi
 
 #endif  // PPAPI_SHARED_IMPL_FILE_REF_CREATE_INFO_H