diff -up chromium-108.0.5359.124/chrome/browser/media/router/media_router_feature.cc.me chromium-108.0.5359.124/chrome/browser/media/router/media_router_feature.cc
--- chromium-108.0.5359.124/chrome/browser/media/router/media_router_feature.cc.me	2022-12-30 13:05:24.520593426 +0100
+++ chromium-108.0.5359.124/chrome/browser/media/router/media_router_feature.cc	2022-12-30 14:03:08.996254352 +0100
@@ -46,16 +46,9 @@ BASE_FEATURE(kDialEnforceUrlIPAddress,
 BASE_FEATURE(kMediaRemotingWithoutFullscreen,
              "MediaRemotingWithoutFullscreen",
              base::FEATURE_DISABLED_BY_DEFAULT);
-
-#if BUILDFLAG(IS_CHROMEOS)
 BASE_FEATURE(kGlobalMediaControlsCastStartStop,
              "GlobalMediaControlsCastStartStop",
              base::FEATURE_DISABLED_BY_DEFAULT);
-#else
-BASE_FEATURE(kGlobalMediaControlsCastStartStop,
-             "GlobalMediaControlsCastStartStop",
-             base::FEATURE_ENABLED_BY_DEFAULT);
-#endif  // BUILDFLAG(IS_CHROMEOS)
 
 #endif  // !BUILDFLAG(IS_ANDROID)