media: Run mojo media application in GPU process on desktop by default

media/media_options.gni

 # 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/config/chromecast_build.gni")
 import("//build/config/features.gni")
 import("//testing/libfuzzer/fuzzer_test.gni")
 
 declare_args() {
   # Allows distributions to link pulseaudio directly (DT_NEEDED) instead of
@@ skipping 98 matching lines @@
         "audio_decoder",
       ]
       mojo_media_host = "gpu"
     } else if (is_chromecast) {
       mojo_media_services = [
         "cdm",
         "renderer",
       ]
       mojo_media_host = "browser"
     } else {
-      mojo_media_services = [ "cdm" ]
-      mojo_media_host = "utility"
+      mojo_media_services = [ "video_decoder" ]
+      mojo_media_host = "gpu"
     }
   }
 }