[NaCl SDK] Add URLLoader fake pepper interface.

native_client_sdk/src/libraries/nacl_io/mount_node_http.h

 // Copyright (c) 2013 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.
 
 #ifndef LIBRARIES_NACL_IO_MOUNT_NODE_HTTP_H_
 #define LIBRARIES_NACL_IO_MOUNT_NODE_HTTP_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 34 matching lines @@
  private:
   Error OpenUrl(const char* method,
                 StringMap_t* request_headers,
                 PP_Resource* out_loader,
                 PP_Resource* out_request,
                 PP_Resource* out_response,
                 int32_t* out_statuscode,
                 StringMap_t* out_response_headers);
 
   Error DownloadToCache();
-  Error ReadPartialFromCache(size_t offs,
+  Error ReadPartialFromCache(const HandleAttr& attr,
                              void* buf,
                              int count,
                              int* out_bytes);
-  Error DownloadPartial(size_t offs, void* buf, size_t count, int* out_bytes);
+  Error DownloadPartial(const HandleAttr& attr,
+                        void* buf,
+                        size_t count,
+                        int* out_bytes);
   Error DownloadToBuffer(PP_Resource loader,
                          void* buf,
                          int count,
                          int* out_bytes);
 
   std::string url_;
   std::vector<char> buffer_;
 
   bool cache_content_;
   bool has_cached_size_;
   std::vector<char> cached_data_;
 
   friend class MountHttp;
 };
 
 }  // namespace nacl_io
 
 #endif  // LIBRARIES_NACL_IO_MOUNT_NODE_HTTP_H_