Cast: Build cast targets with GN

media/cast/cast_testing.gypi

 # Copyright 2014 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.
 
 {
   'targets': [
     {
+      # GN version: //media/cast:test_support
       'target_name': 'cast_test_utility',
       'type': 'static_library',
       'include_dirs': [
          '<(DEPTH)/',
       ],
       'dependencies': [
         'cast_net',
         'cast_receiver',
         '<(DEPTH)/testing/gtest.gyp:gtest',
         '<(DEPTH)/third_party/ffmpeg/ffmpeg.gyp:ffmpeg',
@@ skipping 26 matching lines @@
         'test/utility/net_utility.h',
         'test/utility/standalone_cast_environment.cc',
         'test/utility/standalone_cast_environment.h',
         'test/utility/video_utility.cc',
         'test/utility/video_utility.h',
         'test/utility/udp_proxy.cc',
         'test/utility/udp_proxy.h',
       ], # source
     },
     {
+      # GN version: //media/cast:cast_unittests
       'target_name': 'cast_unittests',
       'type': '<(gtest_target_type)',
       'include_dirs': [
         '<(DEPTH)/',
       ],
       'dependencies': [
         'cast_base',
         'cast_net',
         'cast_receiver',
         'cast_sender',
@@ skipping 197 matching lines @@
       'sources': [
         'test/proto/network_simulation_model.proto',
       ],
       'variables': {
         'proto_in_dir': 'test/proto',
         'proto_out_dir': 'media/cast/test/proto',
       },
       'includes': ['../../build/protoc.gypi'],
     },
     {
+      # GN version: //media/cast:generate_barcode_video
       'target_name': 'generate_barcode_video',
       'type': 'executable',
       'include_dirs': [
         '<(DEPTH)/',
       ],
       'dependencies': [
         'cast_test_utility',
         '<(DEPTH)/base/base.gyp:base',
         '<(DEPTH)/media/media.gyp:media',
       ],
       'sources': [
         'test/utility/generate_barcode_video.cc',
       ],
     },
     {
+      # GN version: //media/cast:generate_timecode_audio
       'target_name': 'generate_timecode_audio',
       'type': 'executable',
       'include_dirs': [
         '<(DEPTH)/',
       ],
       'dependencies': [
         'cast_base',
         'cast_net',
         'cast_test_utility',
         '<(DEPTH)/base/base.gyp:base',
         '<(DEPTH)/media/media.gyp:media',
       ],
       'sources': [
         'test/utility/generate_timecode_audio.cc',
       ],
     },
     {
+      # GN version: //media/cast:udp_proxy
       'target_name': 'udp_proxy',
       'type': 'executable',
       'include_dirs': [
         '<(DEPTH)/',
       ],
       'dependencies': [
         'cast_test_utility',
         '<(DEPTH)/base/base.gyp:base',
         '<(DEPTH)/media/media.gyp:media',
       ],
       'sources': [
         'test/utility/udp_proxy_main.cc',
       ],
     }
   ], # targets
 }