Use ffmpeg_features buildflags

media/BUILD.gn

 # 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.
 
 import("//build/buildflag_header.gni")
 import("//build/config/android/config.gni")
 import("//build/config/arm.gni")
 import("//build/config/features.gni")
 import("//build/config/linux/pkg_config.gni")
 import("//build/config/ui.gni")
@@ skipping 266 matching lines @@
     "//media/audio",
     "//media/formats",
     "//ui/gfx:color_space",
   ]
 
   include_dirs = [ "." ]
   if (media_use_ffmpeg) {
     public_deps += [ "//media/ffmpeg" ]
     deps += [
       "//third_party/ffmpeg",
+      "//third_party/ffmpeg:ffmpeg_features",
       "//third_party/opus",
     ]
     sources += [
       "filters/audio_file_reader.cc",
       "filters/audio_file_reader.h",
       "filters/blocking_url_protocol.cc",
       "filters/ffmpeg_audio_decoder.cc",
       "filters/ffmpeg_audio_decoder.h",
       "filters/ffmpeg_bitstream_converter.h",
       "filters/ffmpeg_demuxer.cc",
@@ skipping 567 matching lines @@
   fuzzer_test("media_mp4_avcc_parser_fuzzer") {
     sources = [
       "formats/mp4/mp4_avcc_parser_fuzzer.cc",
     ]
     deps = [
       ":media",
       "//base",
     ]
   }
 }