[PPAPI] API thunk for video media stream track.

ppapi/ppapi_sources.gypi

 # 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.
 
 {
   'variables': {
     'c_source_files': [
       'c/pp_array_output.h',
       'c/pp_bool.h',
       'c/pp_completion_callback.h',
@@ skipping 43 matching lines @@
       'c/ppb_tcp_socket.h',
       'c/ppb_text_input_controller.h',
       'c/ppb_udp_socket.h',
       'c/ppb_url_loader.h',
       'c/ppb_url_request_info.h',
       'c/ppb_url_response_info.h',
       'c/ppb_var.h',
       'c/ppb_var_array.h',
       'c/ppb_var_array_buffer.h',
       'c/ppb_var_dictionary.h',
+      'c/ppb_video_frame.h',
       'c/ppb_view.h',
       'c/ppb_websocket.h',
       'c/ppp.h',
       'c/ppp_graphics_3d.h',
       'c/ppp_input_event.h',
       'c/ppp_instance.h',
       'c/ppp_messaging.h',
       'c/ppp_mouse_lock.h',
 
       # Dev interfaces.
@@ skipping 499 matching lines @@
       'tests/test_x509_certificate_private.h',
 
       # Deprecated test cases.
       'tests/test_instance_deprecated.cc',
       'tests/test_instance_deprecated.h',
       'tests/test_var_deprecated.cc',
       'tests/test_var_deprecated.h',
     ],
   },
 }