Add the array output C API.

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',
       'c/pp_errors.h',
       'c/pp_file_info.h',
       'c/pp_graphics_3d.h',
       'c/pp_input_event.h',
       'c/pp_instance.h',
       'c/pp_macros.h',
       'c/pp_module.h',
       'c/pp_point.h',
@@ skipping 423 matching lines @@
           'c/dev/ppb_transport_dev.h',
         ],
         'cpp_source_files': [
           'cpp/dev/transport_dev.cc',
           'cpp/dev/transport_dev.h',
         ],
       },
     }],
   ],
 }