--- a/dom/media/MediaPrefs.h
+++ b/dom/media/MediaPrefs.h
@@ -96,16 +96,17 @@ private:
   DECL_MEDIA_PREF("media.ruin-av-sync.enabled",               RuinAvSync, bool, false);
 
   // PlatformDecoderModule
   DECL_MEDIA_PREF("media.apple.forcevda",                     AppleForceVDA, bool, false);
   DECL_MEDIA_PREF("media.gmp.insecure.allow",                 GMPAllowInsecure, bool, false);
   DECL_MEDIA_PREF("media.gmp.async-shutdown-timeout",         GMPAsyncShutdownTimeout, uint32_t, GMP_DEFAULT_ASYNC_SHUTDOWN_TIMEOUT);
   DECL_MEDIA_PREF("media.eme.enabled",                        EMEEnabled, bool, false);
   DECL_MEDIA_PREF("media.use-blank-decoder",                  PDMUseBlankDecoder, bool, false);
+  DECL_MEDIA_PREF("media.gpu-process-decoder",                PDMUseGPUDecoder, bool, false);
 #ifdef MOZ_GONK_MEDIACODEC
   DECL_MEDIA_PREF("media.gonk.enabled",                       PDMGonkDecoderEnabled, bool, true);
 #endif
 #ifdef MOZ_WIDGET_ANDROID
   DECL_MEDIA_PREF("media.android-media-codec.enabled",        PDMAndroidMediaCodecEnabled, bool, false);
   DECL_MEDIA_PREF("media.android-media-codec.preferred",      PDMAndroidMediaCodecPreferred, bool, false);
   DECL_MEDIA_PREF("media.android-remote-codec.enabled",       PDMAndroidRemoteCodecEnabled, bool, false);
 #endif